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[automake-commit] 02/02: maint: make update-copyright


From: Paul Eggert
Subject: [automake-commit] 02/02: maint: make update-copyright
Date: Mon, 01 Jan 2024 16:23:38 -0500

eggert pushed a commit to branch master
in repository automake.

View the commit online:
https://git.savannah.gnu.org/gitweb/?p=automake.git;a=commitdiff;h=b80b5c476e78b4d9dbd3fa46f2f8b87c44d8448b

commit b80b5c476e78b4d9dbd3fa46f2f8b87c44d8448b
Author: Paul Eggert <eggert@cs.ucla.edu>
AuthorDate: Mon Jan 1 11:29:06 2024 -0800

    maint: make update-copyright
---
 GNUmakefile                                         | 2 +-
 HACKING                                             | 2 +-
 Makefile.am                                         | 2 +-
 NEWS                                                | 2 +-
 NEWS-2.0                                            | 2 +-
 bin/aclocal.in                                      | 2 +-
 bin/automake.in                                     | 2 +-
 bin/local.mk                                        | 2 +-
 bootstrap                                           | 4 ++--
 configure.ac                                        | 4 ++--
 contrib/check-html.am                               | 2 +-
 contrib/multilib/config-ml.in                       | 2 +-
 contrib/multilib/multi.m4                           | 2 +-
 contrib/multilib/multilib.am                        | 2 +-
 contrib/multilib/symlink-tree                       | 2 +-
 contrib/t/help-multilib.sh                          | 2 +-
 contrib/t/local.mk                                  | 2 +-
 contrib/t/multilib.sh                               | 2 +-
 contrib/t/parallel-tests-html-recursive.sh          | 2 +-
 contrib/t/parallel-tests-html.sh                    | 2 +-
 contrib/tap-driver.pl                               | 2 +-
 doc/amhello/Makefile.am                             | 2 +-
 doc/amhello/configure.ac                            | 2 +-
 doc/amhello/src/Makefile.am                         | 2 +-
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 doc/automake-history.texi                           | 2 +-
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 doc/fdl.texi                                        | 2 +-
 doc/help2man                                        | 4 +---
 doc/local.mk                                        | 2 +-
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 lib/Automake/ChannelDefs.pm                         | 2 +-
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 lib/Automake/Config.in                              | 2 +-
 lib/Automake/Configure_ac.pm                        | 2 +-
 lib/Automake/DisjConditions.pm                      | 2 +-
 lib/Automake/FileUtils.pm                           | 2 +-
 lib/Automake/General.pm                             | 2 +-
 lib/Automake/Getopt.pm                              | 2 +-
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 t/yacc-bison-skeleton-cxx.sh                        | 2 +-
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 t/yacc-headers-and-dist-pr47.sh                     | 2 +-
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 t/yacc-mix-c-cxx.sh                                 | 2 +-
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 t/yacc-weirdnames.sh                                | 2 +-
 t/yflags-cmdline-override.sh                        | 2 +-
 t/yflags-conditional.sh                             | 2 +-
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 t/yflags-d-false-positives.sh                       | 2 +-
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 t/yflags-var-expand.sh                              | 2 +-
 t/yflags.sh                                         | 2 +-
 1468 files changed, 1470 insertions(+), 1472 deletions(-)

diff --git a/GNUmakefile b/GNUmakefile
index c0ef182c0..929c9f180 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -1,6 +1,6 @@
 # Maintainer makefile for Automake.  Requires GNU make.
 
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/HACKING b/HACKING
index 85dd89a5a..98ffb9155 100644
--- a/HACKING
+++ b/HACKING
@@ -584,7 +584,7 @@
   <https://lists.gnu.org/archive/html/automake/>).
 
 ---------
-Copyright (C) 2003-2023 Free Software Foundation, Inc.
+Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/Makefile.am b/Makefile.am
index 8a4850384..c9c69cf14 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,7 +2,7 @@
 
 ## Makefile for Automake.
 
-# Copyright (C) 1995-2023 Free Software Foundation, Inc.
+# Copyright (C) 1995-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/NEWS b/NEWS
index 956ae7ab0..c4e3d58ec 100644
--- a/NEWS
+++ b/NEWS
@@ -3199,7 +3199,7 @@ New in 0.20:
 
 -----
 
-Copyright (C) 1995-2023 Free Software Foundation, Inc.
+Copyright (C) 1995-2024 Free Software Foundation, Inc.
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/NEWS-2.0 b/NEWS-2.0
index 71deca625..41fbdcbfd 100644
--- a/NEWS-2.0
+++ b/NEWS-2.0
@@ -81,7 +81,7 @@ warranted.  For more info, see the ./PLANS/ directory.
 
 -----
 
-Copyright (C) 1995-2023 Free Software Foundation, Inc.
+Copyright (C) 1995\(en2024 Free Software Foundation, Inc.
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/bin/aclocal.in b/bin/aclocal.in
index f04cb30d8..785263fdc 100644
--- a/bin/aclocal.in
+++ b/bin/aclocal.in
@@ -1,7 +1,7 @@
 #!@PERL@
 # aclocal - create aclocal.m4 by scanning configure.ac      -*- perl -*-
 # @configure_input@
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/bin/automake.in b/bin/automake.in
index 2a92cb8a3..f568773eb 100644
--- a/bin/automake.in
+++ b/bin/automake.in
@@ -1,7 +1,7 @@
 #!@PERL@
 # automake - create Makefile.in from Makefile.am            -*- perl -*-
 # @configure_input@
-# Copyright (C) 1994-2023 Free Software Foundation, Inc.
+# Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/bin/local.mk b/bin/local.mk
index 8310fd6fb..4232448b5 100644
--- a/bin/local.mk
+++ b/bin/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/bootstrap b/bootstrap
index 69b4dd616..ba59bc372 100755
--- a/bootstrap
+++ b/bootstrap
@@ -2,7 +2,7 @@
 
 # This script helps bootstrap automake, when checked out from git.
 #
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 # Originally written by Pavel Roskin <proski@gnu.org> September 2002.
 #
 # This program is free software; you can redistribute it and/or modify
@@ -42,7 +42,7 @@ PACKAGE=automake
 datadir=.
 # This should be automatically updated by the 'update-copyright'
 # rule of our Makefile.
-RELEASE_YEAR=2023
+RELEASE_YEAR=2024
 
 # Override SHELL.  This is required on DJGPP so that Perl's system()
 # uses bash, not COMMAND.COM which doesn't quote arguments properly.
diff --git a/configure.ac b/configure.ac
index 0cda0eb9c..c358f18ec 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 # Process this file with autoconf to produce a configure script.
 
-# Copyright (C) 1995-2023 Free Software Foundation, Inc.
+# Copyright (C) 1995-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -44,7 +44,7 @@ AM_INIT_AUTOMAKE([-Wall -Werror dist-xz filename-length-max=99
 
 # Keep this on a line of its own, since it must be found and processed
 # by the 'update-copyright' rule in our Makefile.
-RELEASE_YEAR=2023
+RELEASE_YEAR=2024
 AC_SUBST([RELEASE_YEAR])
 
 # The API version is the base version.  We must guarantee
diff --git a/contrib/check-html.am b/contrib/check-html.am
index 27bb62e8e..954470ba7 100644
--- a/contrib/check-html.am
+++ b/contrib/check-html.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/contrib/multilib/config-ml.in b/contrib/multilib/config-ml.in
index fa36a5cf7..94b7c83a2 100644
--- a/contrib/multilib/config-ml.in
+++ b/contrib/multilib/config-ml.in
@@ -1,7 +1,7 @@
 # Configure fragment invoked in the post-target section for subdirs
 # wanting multilib support.
 #
-# Copyright (C) 1995-2023 Free Software Foundation, Inc.
+# Copyright (C) 1995-2024 Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/contrib/multilib/multi.m4 b/contrib/multilib/multi.m4
index 9c5079a95..3cf30f52c 100644
--- a/contrib/multilib/multi.m4
+++ b/contrib/multilib/multi.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/contrib/multilib/multilib.am b/contrib/multilib/multilib.am
index 949f85731..a01fe7f17 100644
--- a/contrib/multilib/multilib.am
+++ b/contrib/multilib/multilib.am
@@ -1,6 +1,6 @@
 ## automake - create Makefile.in from Makefile.am
 
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 ## This Makefile.in is free software; the Free Software Foundation
 ## gives unlimited permission to copy and/or distribute it,
 ## with or without modifications, as long as this notice is preserved.
diff --git a/contrib/multilib/symlink-tree b/contrib/multilib/symlink-tree
index 5bb62afeb..89bbe5789 100755
--- a/contrib/multilib/symlink-tree
+++ b/contrib/multilib/symlink-tree
@@ -1,7 +1,7 @@
 #!/bin/sh
 # Create a symlink tree.
 #
-# Copyright (C) 1995-2023 Free Software Foundation, Inc.
+# Copyright (C) 1995-2024 Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/contrib/t/help-multilib.sh b/contrib/t/help-multilib.sh
index 4b268315c..be1fb9cae 100755
--- a/contrib/t/help-multilib.sh
+++ b/contrib/t/help-multilib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/contrib/t/local.mk b/contrib/t/local.mk
index fcfc68934..94c295353 100644
--- a/contrib/t/local.mk
+++ b/contrib/t/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/contrib/t/multilib.sh b/contrib/t/multilib.sh
index 0a6994804..5015b3a82 100755
--- a/contrib/t/multilib.sh
+++ b/contrib/t/multilib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/contrib/t/parallel-tests-html-recursive.sh 
b/contrib/t/parallel-tests-html-recursive.sh
index 75c39f91a..1d0dd0453 100755
--- a/contrib/t/parallel-tests-html-recursive.sh
+++ b/contrib/t/parallel-tests-html-recursive.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/contrib/t/parallel-tests-html.sh b/contrib/t/parallel-tests-html.sh
index ca74dd4c1..570aba1d6 100755
--- a/contrib/t/parallel-tests-html.sh
+++ b/contrib/t/parallel-tests-html.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/contrib/tap-driver.pl b/contrib/tap-driver.pl
index 5a401d443..c48593984 100755
--- a/contrib/tap-driver.pl
+++ b/contrib/tap-driver.pl
@@ -1,5 +1,5 @@
 #! /usr/bin/env perl
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/doc/amhello/Makefile.am b/doc/amhello/Makefile.am
index 1346137e8..2ca2a9a77 100644
--- a/doc/amhello/Makefile.am
+++ b/doc/amhello/Makefile.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 # This Makefile.am is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 
diff --git a/doc/amhello/configure.ac b/doc/amhello/configure.ac
index 5975510a8..9b78687ce 100644
--- a/doc/amhello/configure.ac
+++ b/doc/amhello/configure.ac
@@ -1,4 +1,4 @@
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 # This configure.ac script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 
diff --git a/doc/amhello/src/Makefile.am b/doc/amhello/src/Makefile.am
index 18ecebbb2..e23d55d3a 100644
--- a/doc/amhello/src/Makefile.am
+++ b/doc/amhello/src/Makefile.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 # This Makefile.am is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 
diff --git a/doc/amhello/src/main.c b/doc/amhello/src/main.c
index 1677fed41..3029ca24c 100644
--- a/doc/amhello/src/main.c
+++ b/doc/amhello/src/main.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2006-2023 Free Software Foundation, Inc.
+/* Copyright (C) 2006-2024 Free Software Foundation, Inc.
    This program is free software; the Free Software Foundation
    gives unlimited permission to copy, distribute and modify it.  */
 
diff --git a/doc/automake-history.texi b/doc/automake-history.texi
index 9f8e3a7ee..cf5e7b482 100644
--- a/doc/automake-history.texi
+++ b/doc/automake-history.texi
@@ -10,7 +10,7 @@
 This manual describes (part of) the history of GNU Automake, a program
 that creates GNU standards-compliant Makefiles from template files.
 
-Copyright @copyright{} 1995--2023 Free Software Foundation, Inc.
+Copyright @copyright{} 1995--2024 Free Software Foundation, Inc.
 
 @quotation
 Permission is granted to copy, distribute and/or modify this document
diff --git a/doc/automake.texi b/doc/automake.texi
index e545eec5e..dd6cd23ae 100644
--- a/doc/automake.texi
+++ b/doc/automake.texi
@@ -25,7 +25,7 @@ This manual is for GNU Automake (version @value{VERSION},
 @value{UPDATED}), a program that creates GNU standards-compliant
 Makefiles from template files.
 
-Copyright @copyright{} 1995--2023 Free Software Foundation, Inc.
+Copyright @copyright{} 1995--2024 Free Software Foundation, Inc.
 
 @quotation
 Permission is granted to copy, distribute and/or modify this document
diff --git a/doc/fdl.texi b/doc/fdl.texi
index 05547955f..f6dc178f8 100644
--- a/doc/fdl.texi
+++ b/doc/fdl.texi
@@ -5,7 +5,7 @@
 @c hence no sectioning command or @node.
 
 @display
-Copyright @copyright{} 2000--2023 Free Software Foundation, Inc.
+Copyright @copyright{} 2000--2024 Free Software Foundation, Inc.
 @uref{https://fsf.org/}
 
 Everyone is permitted to copy and distribute verbatim copies
diff --git a/doc/help2man b/doc/help2man
index 431e2f879..f4173e9c2 100755
--- a/doc/help2man
+++ b/doc/help2man
@@ -1,9 +1,7 @@
 #!/usr/bin/perl -w
 
 # Generate a short man page from --help and --version output.
-# Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2009,
-# 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2020, 2021, 2022 Free 
Software
-# Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/doc/local.mk b/doc/local.mk
index 86ab1c617..f3c208aed 100644
--- a/doc/local.mk
+++ b/doc/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/gen-testsuite-part b/gen-testsuite-part
index d13b54bdb..f4893971f 100755
--- a/gen-testsuite-part
+++ b/gen-testsuite-part
@@ -3,7 +3,7 @@
 # of the Automake testsuite.  Also, automatically generate some more
 # tests from them (for particular cases/setups only).
 
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/ChannelDefs.pm b/lib/Automake/ChannelDefs.pm
index 8b334ee93..e3d1cc032 100644
--- a/lib/Automake/ChannelDefs.pm
+++ b/lib/Automake/ChannelDefs.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Channels.pm b/lib/Automake/Channels.pm
index 84e93d106..8a65f68ab 100644
--- a/lib/Automake/Channels.pm
+++ b/lib/Automake/Channels.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Condition.pm b/lib/Automake/Condition.pm
index 31ac81d80..9c6893570 100644
--- a/lib/Automake/Condition.pm
+++ b/lib/Automake/Condition.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Config.in b/lib/Automake/Config.in
index 4fc918b58..e91f22ae5 100644
--- a/lib/Automake/Config.in
+++ b/lib/Automake/Config.in
@@ -1,5 +1,5 @@
 #  -*- Perl -*-
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 # @configure_input@
 
 # This program is free software; you can redistribute it and/or modify
diff --git a/lib/Automake/Configure_ac.pm b/lib/Automake/Configure_ac.pm
index efd428e2a..1ca65c95c 100644
--- a/lib/Automake/Configure_ac.pm
+++ b/lib/Automake/Configure_ac.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/DisjConditions.pm b/lib/Automake/DisjConditions.pm
index 16540e7da..f255d2824 100644
--- a/lib/Automake/DisjConditions.pm
+++ b/lib/Automake/DisjConditions.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/FileUtils.pm b/lib/Automake/FileUtils.pm
index 553d5c6dc..f28e2c52b 100644
--- a/lib/Automake/FileUtils.pm
+++ b/lib/Automake/FileUtils.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/General.pm b/lib/Automake/General.pm
index 4c1d0630f..9f2c2f62d 100644
--- a/lib/Automake/General.pm
+++ b/lib/Automake/General.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Getopt.pm b/lib/Automake/Getopt.pm
index 67958fd62..f33263e7c 100644
--- a/lib/Automake/Getopt.pm
+++ b/lib/Automake/Getopt.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Item.pm b/lib/Automake/Item.pm
index a2637c6e1..7e6c65886 100644
--- a/lib/Automake/Item.pm
+++ b/lib/Automake/Item.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/ItemDef.pm b/lib/Automake/ItemDef.pm
index 3e958a8ff..8bb5abb3b 100644
--- a/lib/Automake/ItemDef.pm
+++ b/lib/Automake/ItemDef.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Language.pm b/lib/Automake/Language.pm
index 8cd866dde..0a0796276 100644
--- a/lib/Automake/Language.pm
+++ b/lib/Automake/Language.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Location.pm b/lib/Automake/Location.pm
index 21d08f7d2..bdf343712 100644
--- a/lib/Automake/Location.pm
+++ b/lib/Automake/Location.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Options.pm b/lib/Automake/Options.pm
index 22d527fac..98d3fd9e5 100644
--- a/lib/Automake/Options.pm
+++ b/lib/Automake/Options.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Rule.pm b/lib/Automake/Rule.pm
index 52ee3be4a..da23bd803 100644
--- a/lib/Automake/Rule.pm
+++ b/lib/Automake/Rule.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/RuleDef.pm b/lib/Automake/RuleDef.pm
index 1ae8b6332..5b84dfcbf 100644
--- a/lib/Automake/RuleDef.pm
+++ b/lib/Automake/RuleDef.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/VarDef.pm b/lib/Automake/VarDef.pm
index 9f09411cc..9d6498683 100644
--- a/lib/Automake/VarDef.pm
+++ b/lib/Automake/VarDef.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Variable.pm b/lib/Automake/Variable.pm
index 82215b511..62dfa9b94 100644
--- a/lib/Automake/Variable.pm
+++ b/lib/Automake/Variable.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Version.pm b/lib/Automake/Version.pm
index 369a229e8..daba71ffe 100644
--- a/lib/Automake/Version.pm
+++ b/lib/Automake/Version.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/Wrap.pm b/lib/Automake/Wrap.pm
index 9233798bd..4da2ec1a3 100644
--- a/lib/Automake/Wrap.pm
+++ b/lib/Automake/Wrap.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/XFile.pm b/lib/Automake/XFile.pm
index 05e8b32a2..244d37274 100644
--- a/lib/Automake/XFile.pm
+++ b/lib/Automake/XFile.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/Automake/local.mk b/lib/Automake/local.mk
index 3688f965e..62e451cef 100644
--- a/lib/Automake/local.mk
+++ b/lib/Automake/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/check.am b/lib/am/check.am
index eca793582..fad1f4f7a 100644
--- a/lib/am/check.am
+++ b/lib/am/check.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/check2.am b/lib/am/check2.am
index bafa1d745..329ab29e6 100644
--- a/lib/am/check2.am
+++ b/lib/am/check2.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2008-2023 Free Software Foundation, Inc.
+## Copyright (C) 2008-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/clean-hdr.am b/lib/am/clean-hdr.am
index 3e63f80cf..3d2c58443 100644
--- a/lib/am/clean-hdr.am
+++ b/lib/am/clean-hdr.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/clean.am b/lib/am/clean.am
index 49ee5e245..4898626a8 100644
--- a/lib/am/clean.am
+++ b/lib/am/clean.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/compile.am b/lib/am/compile.am
index 469b82935..df0a2b6f4 100644
--- a/lib/am/compile.am
+++ b/lib/am/compile.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/configure.am b/lib/am/configure.am
index 9e5c2b1fc..310e47c90 100644
--- a/lib/am/configure.am
+++ b/lib/am/configure.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/data.am b/lib/am/data.am
index 6afe343b6..15650a8f7 100644
--- a/lib/am/data.am
+++ b/lib/am/data.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/dejagnu.am b/lib/am/dejagnu.am
index 604cf441c..c38ba631a 100644
--- a/lib/am/dejagnu.am
+++ b/lib/am/dejagnu.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/depend.am b/lib/am/depend.am
index 5015d75ad..a15492489 100644
--- a/lib/am/depend.am
+++ b/lib/am/depend.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/depend2.am b/lib/am/depend2.am
index 583e965b1..b2c49aa99 100644
--- a/lib/am/depend2.am
+++ b/lib/am/depend2.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/distdir.am b/lib/am/distdir.am
index 7206bbb84..c85f6a325 100644
--- a/lib/am/distdir.am
+++ b/lib/am/distdir.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/footer.am b/lib/am/footer.am
index 388defb14..a1c8d88be 100644
--- a/lib/am/footer.am
+++ b/lib/am/footer.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/header-vars.am b/lib/am/header-vars.am
index 3c04a72b7..a9280d56a 100644
--- a/lib/am/header-vars.am
+++ b/lib/am/header-vars.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/header.am b/lib/am/header.am
index ec4fc682a..6b569704b 100644
--- a/lib/am/header.am
+++ b/lib/am/header.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/inst-vars.am b/lib/am/inst-vars.am
index 59eb95b7d..323292678 100644
--- a/lib/am/inst-vars.am
+++ b/lib/am/inst-vars.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2004-2023 Free Software Foundation, Inc.
+## Copyright (C) 2004-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/install.am b/lib/am/install.am
index 496c05a62..7527a2f75 100644
--- a/lib/am/install.am
+++ b/lib/am/install.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/java.am b/lib/am/java.am
index 4f67e9909..8e31270b4 100644
--- a/lib/am/java.am
+++ b/lib/am/java.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1998-2023 Free Software Foundation, Inc.
+## Copyright (C) 1998-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/lang-compile.am b/lib/am/lang-compile.am
index 424a676cd..77bfe8392 100644
--- a/lib/am/lang-compile.am
+++ b/lib/am/lang-compile.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/lex.am b/lib/am/lex.am
index 24cdeb172..da70ddf7c 100644
--- a/lib/am/lex.am
+++ b/lib/am/lex.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2001-2023 Free Software Foundation, Inc.
+## Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/library.am b/lib/am/library.am
index 7de38f69f..56f6b2def 100644
--- a/lib/am/library.am
+++ b/lib/am/library.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/libs.am b/lib/am/libs.am
index 8b29faa4b..c8a9b6034 100644
--- a/lib/am/libs.am
+++ b/lib/am/libs.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/libtool.am b/lib/am/libtool.am
index b87013a02..c212e3d98 100644
--- a/lib/am/libtool.am
+++ b/lib/am/libtool.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/lisp.am b/lib/am/lisp.am
index c96be2121..70327c764 100644
--- a/lib/am/lisp.am
+++ b/lib/am/lisp.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1996-2023 Free Software Foundation, Inc.
+## Copyright (C) 1996-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/local.mk b/lib/am/local.mk
index ed0f8db29..ba5f25c32 100644
--- a/lib/am/local.mk
+++ b/lib/am/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/ltlib.am b/lib/am/ltlib.am
index d6a874bc7..fc2165bcf 100644
--- a/lib/am/ltlib.am
+++ b/lib/am/ltlib.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/ltlibrary.am b/lib/am/ltlibrary.am
index a55682da1..19a11d725 100644
--- a/lib/am/ltlibrary.am
+++ b/lib/am/ltlibrary.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/mans-vars.am b/lib/am/mans-vars.am
index 56209d27b..a2e2290f3 100644
--- a/lib/am/mans-vars.am
+++ b/lib/am/mans-vars.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/mans.am b/lib/am/mans.am
index 416387947..78854c817 100644
--- a/lib/am/mans.am
+++ b/lib/am/mans.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1998-2023 Free Software Foundation, Inc.
+## Copyright (C) 1998-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/program.am b/lib/am/program.am
index a772e06fc..24af43713 100644
--- a/lib/am/program.am
+++ b/lib/am/program.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/progs.am b/lib/am/progs.am
index e665a1f51..8ce315202 100644
--- a/lib/am/progs.am
+++ b/lib/am/progs.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/python.am b/lib/am/python.am
index 19f268efc..5ef447a10 100644
--- a/lib/am/python.am
+++ b/lib/am/python.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1999-2023 Free Software Foundation, Inc.
+## Copyright (C) 1999-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/remake-hdr.am b/lib/am/remake-hdr.am
index 74000076c..8b99b642c 100644
--- a/lib/am/remake-hdr.am
+++ b/lib/am/remake-hdr.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/scripts.am b/lib/am/scripts.am
index 5717bb0f4..33a76ae52 100644
--- a/lib/am/scripts.am
+++ b/lib/am/scripts.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/subdirs.am b/lib/am/subdirs.am
index 7798b7c98..613528a48 100644
--- a/lib/am/subdirs.am
+++ b/lib/am/subdirs.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/tags.am b/lib/am/tags.am
index f2b276d9f..d2037540e 100644
--- a/lib/am/tags.am
+++ b/lib/am/tags.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/texi-vers.am b/lib/am/texi-vers.am
index b2a7c6c5e..ac5939938 100644
--- a/lib/am/texi-vers.am
+++ b/lib/am/texi-vers.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/texibuild.am b/lib/am/texibuild.am
index 6f6099c8d..bb1156494 100644
--- a/lib/am/texibuild.am
+++ b/lib/am/texibuild.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/texinfos.am b/lib/am/texinfos.am
index fdd680e22..bcd79b667 100644
--- a/lib/am/texinfos.am
+++ b/lib/am/texinfos.am
@@ -1,6 +1,6 @@
 ## automake - create Makefile.in from Makefile.am
 
-## Copyright (C) 1994-2023 Free Software Foundation, Inc.
+## Copyright (C) 1994-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/vala.am b/lib/am/vala.am
index fd1ca43a0..214c82e0e 100644
--- a/lib/am/vala.am
+++ b/lib/am/vala.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 2008-2023 Free Software Foundation, Inc.
+## Copyright (C) 2008-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/am/yacc.am b/lib/am/yacc.am
index 65afcc5d2..7cdb44ded 100644
--- a/lib/am/yacc.am
+++ b/lib/am/yacc.am
@@ -1,5 +1,5 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1998-2023 Free Software Foundation, Inc.
+## Copyright (C) 1998-2024 Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/ar-lib b/lib/ar-lib
index 17de55e79..c74c46c37 100755
--- a/lib/ar-lib
+++ b/lib/ar-lib
@@ -4,7 +4,7 @@
 me=ar-lib
 scriptversion=2019-07-04.01; # UTC
 
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 # Written by Peter Rosin <peda@lysator.liu.se>.
 #
 # This program is free software; you can redistribute it and/or modify
diff --git a/lib/compile b/lib/compile
index 58f7f214a..2818b7ded 100755
--- a/lib/compile
+++ b/lib/compile
@@ -3,7 +3,7 @@
 
 scriptversion=2023-11-23.18; # UTC
 
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 # Written by Tom Tromey <tromey@cygnus.com>.
 #
 # This program is free software; you can redistribute it and/or modify
diff --git a/lib/depcomp b/lib/depcomp
index 0e48ffab4..2f1d24a2a 100755
--- a/lib/depcomp
+++ b/lib/depcomp
@@ -3,7 +3,7 @@
 
 scriptversion=2023-11-23.18; # UTC
 
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/local.mk b/lib/local.mk
index 2d3905c0d..d5a084d47 100644
--- a/lib/local.mk
+++ b/lib/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/lib/mdate-sh b/lib/mdate-sh
index 875c81ace..88f306d70 100755
--- a/lib/mdate-sh
+++ b/lib/mdate-sh
@@ -3,7 +3,7 @@
 
 scriptversion=2023-11-23.18; # UTC
 
-# Copyright (C) 1995-2023 Free Software Foundation, Inc.
+# Copyright (C) 1995-2024 Free Software Foundation, Inc.
 # written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, June 1995
 #
 # This program is free software; you can redistribute it and/or modify
diff --git a/lib/missing b/lib/missing
index 89123eda6..28b8645f8 100755
--- a/lib/missing
+++ b/lib/missing
@@ -3,7 +3,7 @@
 
 scriptversion=2023-11-23.18; # UTC
 
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 # Originally written by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
 
 # This program is free software; you can redistribute it and/or modify
diff --git a/lib/py-compile b/lib/py-compile
index b26255237..4989ceee9 100755
--- a/lib/py-compile
+++ b/lib/py-compile
@@ -3,7 +3,7 @@
 
 scriptversion=2023-11-23.18; # UTC
 
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/tap-driver.sh b/lib/tap-driver.sh
index a17473560..f16f44df3 100755
--- a/lib/tap-driver.sh
+++ b/lib/tap-driver.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/test-driver b/lib/test-driver
index 720c084fa..2d45c984a 100755
--- a/lib/test-driver
+++ b/lib/test-driver
@@ -3,7 +3,7 @@
 
 scriptversion=2018-03-07.03; # UTC
 
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/lib/ylwrap b/lib/ylwrap
index bb0f47859..f945f4b9e 100755
--- a/lib/ylwrap
+++ b/lib/ylwrap
@@ -3,7 +3,7 @@
 
 scriptversion=2023-11-23.18; # UTC
 
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # Written by Tom Tromey <tromey@cygnus.com>.
 #
diff --git a/m4/amversion.in b/m4/amversion.in
index 331be4671..d029ca140 100644
--- a/m4/amversion.in
+++ b/m4/amversion.in
@@ -1,6 +1,6 @@
 ##                                                          -*- Autoconf -*-
 ## @configure_input@
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/amversion.m4 b/m4/amversion.m4
index 7d2f76a20..098cec0ae 100644
--- a/m4/amversion.m4
+++ b/m4/amversion.m4
@@ -1,6 +1,6 @@
 ##                                                          -*- Autoconf -*-
 ## Generated from amversion.in; do not edit by hand.
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/ar-lib.m4 b/m4/ar-lib.m4
index e655b26f4..2c2bda31b 100644
--- a/m4/ar-lib.m4
+++ b/m4/ar-lib.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/as.m4 b/m4/as.m4
index 916c5b9dc..b6d9286bb 100644
--- a/m4/as.m4
+++ b/m4/as.m4
@@ -1,6 +1,6 @@
 # Figure out how to run the assembler.                      -*- Autoconf -*-
 
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/auxdir.m4 b/m4/auxdir.m4
index c402ad00c..c1be85828 100644
--- a/m4/auxdir.m4
+++ b/m4/auxdir.m4
@@ -1,6 +1,6 @@
 # AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
 
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/cond-if.m4 b/m4/cond-if.m4
index 440f05619..3b0b52659 100644
--- a/m4/cond-if.m4
+++ b/m4/cond-if.m4
@@ -1,6 +1,6 @@
 # AM_COND_IF                                            -*- Autoconf -*-
 
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/cond.m4 b/m4/cond.m4
index 7282a1d34..f0b397c22 100644
--- a/m4/cond.m4
+++ b/m4/cond.m4
@@ -1,6 +1,6 @@
 # AM_CONDITIONAL                                            -*- Autoconf -*-
 
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/depend.m4 b/m4/depend.m4
index befed4b59..9ab9b2965 100644
--- a/m4/depend.m4
+++ b/m4/depend.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/depout.m4 b/m4/depout.m4
index ee27f33e2..9870f52c6 100644
--- a/m4/depout.m4
+++ b/m4/depout.m4
@@ -1,6 +1,6 @@
 # Generate code to set up dependency tracking.              -*- Autoconf -*-
 
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/dmalloc.m4 b/m4/dmalloc.m4
index 608552e41..4dd09cb36 100644
--- a/m4/dmalloc.m4
+++ b/m4/dmalloc.m4
@@ -3,7 +3,7 @@
 ## From Franc,ois Pinard               ##
 ## ----------------------------------- ##
 
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/extra-recurs.m4 b/m4/extra-recurs.m4
index a63f9a2b8..525d3720c 100644
--- a/m4/extra-recurs.m4
+++ b/m4/extra-recurs.m4
@@ -1,6 +1,6 @@
 # AM_EXTRA_RECURSIVE_TARGETS                                -*- Autoconf -*-
 
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/gcj.m4 b/m4/gcj.m4
index 9690080cb..542a6e083 100644
--- a/m4/gcj.m4
+++ b/m4/gcj.m4
@@ -1,7 +1,7 @@
 # Check for Java compiler.                                  -*- Autoconf -*-
 # For now we only handle the GNU compiler.
 
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/init.m4 b/m4/init.m4
index 9b809ad5b..c5700eb13 100644
--- a/m4/init.m4
+++ b/m4/init.m4
@@ -1,6 +1,6 @@
 # Do all the work for Automake.                             -*- Autoconf -*-
 
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/install-sh.m4 b/m4/install-sh.m4
index fa1fa7760..52f1ce77b 100644
--- a/m4/install-sh.m4
+++ b/m4/install-sh.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/internal/ac-config-macro-dirs.m4 
b/m4/internal/ac-config-macro-dirs.m4
index 73a3f28e4..608727860 100644
--- a/m4/internal/ac-config-macro-dirs.m4
+++ b/m4/internal/ac-config-macro-dirs.m4
@@ -4,7 +4,7 @@
 # FIXME: keep in sync with the contents of the variable
 #        '$ac_config_macro_dirs_fallback' in aclocal.in.
 
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/lead-dot.m4 b/m4/lead-dot.m4
index 6f59e45a6..24bca5d05 100644
--- a/m4/lead-dot.m4
+++ b/m4/lead-dot.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/lex.m4 b/m4/lex.m4
index 8e26774ec..05bbf93cb 100644
--- a/m4/lex.m4
+++ b/m4/lex.m4
@@ -1,6 +1,6 @@
 ## Replacement for AC_PROG_LEX.                            -*-  Autoconf -*-
 ## by Alexandre Oliva <oliva@dcc.unicamp.br>
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/lispdir.m4 b/m4/lispdir.m4
index 4759d9c38..2161ed0a9 100644
--- a/m4/lispdir.m4
+++ b/m4/lispdir.m4
@@ -3,7 +3,7 @@
 ## From Ulrich Drepper
 ## Almost entirely rewritten by Alexandre Oliva
 ## ------------------------
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/local.mk b/m4/local.mk
index 5239f60b8..05a2a06ee 100644
--- a/m4/local.mk
+++ b/m4/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/m4/maintainer.m4 b/m4/maintainer.m4
index 3685e3742..d5aea58b2 100644
--- a/m4/maintainer.m4
+++ b/m4/maintainer.m4
@@ -1,7 +1,7 @@
 # Add --enable-maintainer-mode option to configure.         -*- Autoconf -*-
 # From Jim Meyering
 
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/make.m4 b/m4/make.m4
index b09967299..b5e8f9d46 100644
--- a/m4/make.m4
+++ b/m4/make.m4
@@ -1,6 +1,6 @@
 # Check to see how 'make' treats includes.                 -*- Autoconf -*-
 
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/missing.m4 b/m4/missing.m4
index dba82fdea..b8ca14cd5 100644
--- a/m4/missing.m4
+++ b/m4/missing.m4
@@ -1,6 +1,6 @@
 # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
 
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/mkdirp.m4 b/m4/mkdirp.m4
index 0d01a6266..c251ab016 100644
--- a/m4/mkdirp.m4
+++ b/m4/mkdirp.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/obsolete.m4 b/m4/obsolete.m4
index b6f2de0d1..8058300fb 100644
--- a/m4/obsolete.m4
+++ b/m4/obsolete.m4
@@ -2,7 +2,7 @@
 # Obsolete and "removed" macros, that must however still report explicit
 # error messages when used, to smooth transition.
 #
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/options.m4 b/m4/options.m4
index a23514a9c..06c14be7c 100644
--- a/m4/options.m4
+++ b/m4/options.m4
@@ -1,6 +1,6 @@
 # Helper functions for option handling.                     -*- Autoconf -*-
 
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/prog-cc-c-o.m4 b/m4/prog-cc-c-o.m4
index 62b2e7915..a31a4a414 100644
--- a/m4/prog-cc-c-o.m4
+++ b/m4/prog-cc-c-o.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/python.m4 b/m4/python.m4
index 62166317d..8d4e4d215 100644
--- a/m4/python.m4
+++ b/m4/python.m4
@@ -3,7 +3,7 @@
 ## From Andrew Dalke
 ## Updated by James Henstridge and other contributors.
 ## ------------------------
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/rmf.m4 b/m4/rmf.m4
index 13c19607b..63fc6f13d 100644
--- a/m4/rmf.m4
+++ b/m4/rmf.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/runlog.m4 b/m4/runlog.m4
index e1057e576..5e316575d 100644
--- a/m4/runlog.m4
+++ b/m4/runlog.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/sanity.m4 b/m4/sanity.m4
index 3e3c5828c..84fdf2d08 100644
--- a/m4/sanity.m4
+++ b/m4/sanity.m4
@@ -1,6 +1,6 @@
 # Check to make sure that the build environment is sane.    -*- Autoconf -*-
 
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/silent.m4 b/m4/silent.m4
index 02c10589b..69c024cb6 100644
--- a/m4/silent.m4
+++ b/m4/silent.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/strip.m4 b/m4/strip.m4
index 969acaab0..d0e1b2e40 100644
--- a/m4/strip.m4
+++ b/m4/strip.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/substnot.m4 b/m4/substnot.m4
index 10f9653d7..7f4ac6e15 100644
--- a/m4/substnot.m4
+++ b/m4/substnot.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/tar.m4 b/m4/tar.m4
index 62cd57f4a..d3f1202fc 100644
--- a/m4/tar.m4
+++ b/m4/tar.m4
@@ -1,6 +1,6 @@
 # Check how to create a tarball.                            -*- Autoconf -*-
 
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/upc.m4 b/m4/upc.m4
index 64f2816bf..cfa318d7c 100644
--- a/m4/upc.m4
+++ b/m4/upc.m4
@@ -1,6 +1,6 @@
 # Find a compiler for Unified Parallel C.                  -*- Autoconf -*-
 
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/vala.m4 b/m4/vala.m4
index f07b227eb..db08c2e8f 100644
--- a/m4/vala.m4
+++ b/m4/vala.m4
@@ -1,6 +1,6 @@
 # Autoconf support for the Vala compiler
 
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/m4/xargsn.m4 b/m4/xargsn.m4
index 491087d36..94a8877cc 100644
--- a/m4/xargsn.m4
+++ b/m4/xargsn.m4
@@ -1,5 +1,5 @@
 ##                                                          -*- Autoconf -*-
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/maintainer/am-ft b/maintainer/am-ft
index 0b51c4052..23f54edc4 100755
--- a/maintainer/am-ft
+++ b/maintainer/am-ft
@@ -2,7 +2,7 @@
 # Remote testing of Automake tarballs made easy.
 # This script requires Bash 4.x or later.
 
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/maintainer/am-xft b/maintainer/am-xft
index b62f6b32f..04bde8de9 100755
--- a/maintainer/am-xft
+++ b/maintainer/am-xft
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/maintainer/check-perl-protos b/maintainer/check-perl-protos
index 2d9c2245b..cd98476c1 100755
--- a/maintainer/check-perl-protos
+++ b/maintainer/check-perl-protos
@@ -1,6 +1,6 @@
 #!/usr/bin/env perl
 #
-# Copyright (C) 2017-2023 Free Software Foundation, Inc.
+# Copyright (C) 2017-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/maintainer/maint.mk b/maintainer/maint.mk
index 0ebd0818e..ee2c008c1 100644
--- a/maintainer/maint.mk
+++ b/maintainer/maint.mk
@@ -1,6 +1,6 @@
 # Maintainer makefile rules for Automake.
 #
-# Copyright (C) 1995-2023 Free Software Foundation, Inc.
+# Copyright (C) 1995-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/maintainer/rename-tests b/maintainer/rename-tests
index 48abe3c78..44db2c048 100755
--- a/maintainer/rename-tests
+++ b/maintainer/rename-tests
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 # Convenience script to rename test cases in Automake.
 
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/maintainer/syntax-checks.mk b/maintainer/syntax-checks.mk
index 40e30d955..337b6a3ec 100644
--- a/maintainer/syntax-checks.mk
+++ b/maintainer/syntax-checks.mk
@@ -1,6 +1,6 @@
 # Maintainer checks for Automake.  Requires GNU make.
 
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/old/ChangeLog-tests b/old/ChangeLog-tests
index cc348b965..b8aa6556c 100644
--- a/old/ChangeLog-tests
+++ b/old/ChangeLog-tests
@@ -1442,7 +1442,7 @@ Sat Feb 10 17:08:39 1996  Tom Tromey  
<tromey@creche.cygnus.com>
 
 -----
 
-Copyright 2012-2023 Free Software Foundation, Inc.
+Copyright 2012-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.00 b/old/ChangeLog.00
index 8d92f0b24..4ef641002 100644
--- a/old/ChangeLog.00
+++ b/old/ChangeLog.00
@@ -2205,7 +2205,7 @@
 
 -----
 
-Copyright 1999-2023 Free Software Foundation, Inc.
+Copyright 1999-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.01 b/old/ChangeLog.01
index ac0f410d2..69575d2ea 100644
--- a/old/ChangeLog.01
+++ b/old/ChangeLog.01
@@ -4931,7 +4931,7 @@
 
 -----
 
-Copyright (C) 2001-2023 Free Software Foundation, Inc.
+Copyright (C) 2001-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.02 b/old/ChangeLog.02
index 19febf5fa..9cff36bd1 100644
--- a/old/ChangeLog.02
+++ b/old/ChangeLog.02
@@ -3219,7 +3219,7 @@
 
 -----
 
-Copyright (C) 2002-2023 Free Software Foundation, Inc.
+Copyright (C) 2002-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.03 b/old/ChangeLog.03
index a94aad9bc..a72e799fa 100644
--- a/old/ChangeLog.03
+++ b/old/ChangeLog.03
@@ -2965,7 +2965,7 @@
 
 -----
 
-Copyright (C) 2003-2023 Free Software Foundation, Inc.
+Copyright (C) 2003-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.04 b/old/ChangeLog.04
index bc0037296..62b0daf29 100644
--- a/old/ChangeLog.04
+++ b/old/ChangeLog.04
@@ -1613,7 +1613,7 @@
 
 -----
 
-Copyright (C) 2004-2023 Free Software Foundation, Inc.
+Copyright (C) 2004-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.09 b/old/ChangeLog.09
index a6b8ee807..4c318b63e 100644
--- a/old/ChangeLog.09
+++ b/old/ChangeLog.09
@@ -5757,7 +5757,7 @@
 
 -----
 
-Copyright (C) 2005-2023 Free Software Foundation, Inc.
+Copyright (C) 2005-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.11 b/old/ChangeLog.11
index e708f7875..7aa45e115 100644
--- a/old/ChangeLog.11
+++ b/old/ChangeLog.11
@@ -13097,7 +13097,7 @@
 
 -----
 
-Copyright (C) 2010-2023 Free Software Foundation, Inc.
+Copyright (C) 2010-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.96 b/old/ChangeLog.96
index 55569084a..e35af62a9 100644
--- a/old/ChangeLog.96
+++ b/old/ChangeLog.96
@@ -3679,7 +3679,7 @@ Mon Sep 19 23:39:21 1994  djm  <djm@cambric>
 
 -----
 
-Copyright 1994-2023 Free Software Foundation, Inc.
+Copyright 1994-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/ChangeLog.98 b/old/ChangeLog.98
index c5683cf0b..c31a7438e 100644
--- a/old/ChangeLog.98
+++ b/old/ChangeLog.98
@@ -2185,7 +2185,7 @@ Thu Jan  2 14:16:17 1997  Tom Tromey  <tromey@cygnus.com>
 
 -----
 
-Copyright 1997-2023 Free Software Foundation, Inc.
+Copyright 1997-2024 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification, are
 permitted provided the copyright notice and this notice are preserved.
diff --git a/old/TODO b/old/TODO
index f7251840b..0d00320d6 100644
--- a/old/TODO
+++ b/old/TODO
@@ -483,7 +483,7 @@ that aren't mentioned?
 
 * copyright notice
 
-Copyright 1994-2023 Free Software Foundation, Inc.
+Copyright 1994-2024 Free Software Foundation, Inc.
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/pre-inst-env.in b/pre-inst-env.in
index 1cb3fd057..073f555f0 100644
--- a/pre-inst-env.in
+++ b/pre-inst-env.in
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright © 2017-2023 Free Software Foundation, Inc.
+# Copyright © 2017-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/CheckListOfTests.am b/t/CheckListOfTests.am
index 672af700e..48ebaa6fb 100644
--- a/t/CheckListOfTests.am
+++ b/t/CheckListOfTests.am
@@ -1,6 +1,6 @@
 ## -*- Automake -*-
 ##
-## Copyright (C) 2011-2023 Free Software Foundation, Inc.
+## Copyright (C) 2011-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/t/ac-output-old.tap b/t/ac-output-old.tap
index 47bd0f493..16f8dfef5 100644
--- a/t/ac-output-old.tap
+++ b/t/ac-output-old.tap
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-I-and-install.sh b/t/aclocal-I-and-install.sh
index d5d80dba1..edbf99833 100644
--- a/t/aclocal-I-and-install.sh
+++ b/t/aclocal-I-and-install.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-I-order-1.sh b/t/aclocal-I-order-1.sh
index f621f34cc..56da5eaac 100644
--- a/t/aclocal-I-order-1.sh
+++ b/t/aclocal-I-order-1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-I-order-2.sh b/t/aclocal-I-order-2.sh
index cba7e8c70..f5bea87aa 100644
--- a/t/aclocal-I-order-2.sh
+++ b/t/aclocal-I-order-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-I-order-3.sh b/t/aclocal-I-order-3.sh
index 160d9b3ac..2d848a070 100644
--- a/t/aclocal-I-order-3.sh
+++ b/t/aclocal-I-order-3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-acdir.sh b/t/aclocal-acdir.sh
index 0856bb128..74d8c8225 100644
--- a/t/aclocal-acdir.sh
+++ b/t/aclocal-acdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-amflags.sh b/t/aclocal-amflags.sh
index ecbd03414..bd1fa4517 100644
--- a/t/aclocal-amflags.sh
+++ b/t/aclocal-amflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-autoconf-version-check.sh 
b/t/aclocal-autoconf-version-check.sh
index fb5e790a5..ae5d2cc70 100644
--- a/t/aclocal-autoconf-version-check.sh
+++ b/t/aclocal-autoconf-version-check.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-comments-respected.sh b/t/aclocal-comments-respected.sh
index 8d790ecef..9c33be51b 100644
--- a/t/aclocal-comments-respected.sh
+++ b/t/aclocal-comments-respected.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-deleted-header-aclocal-amflags.sh 
b/t/aclocal-deleted-header-aclocal-amflags.sh
index f528d854f..b24bd0816 100644
--- a/t/aclocal-deleted-header-aclocal-amflags.sh
+++ b/t/aclocal-deleted-header-aclocal-amflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-deleted-header.sh b/t/aclocal-deleted-header.sh
index 3d21651eb..8c277cb96 100644
--- a/t/aclocal-deleted-header.sh
+++ b/t/aclocal-deleted-header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-deps-subdir.sh b/t/aclocal-deps-subdir.sh
index 4eaa91e65..a8b8930a0 100644
--- a/t/aclocal-deps-subdir.sh
+++ b/t/aclocal-deps-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-deps.sh b/t/aclocal-deps.sh
index b8f046e17..7b2fdc0a6 100644
--- a/t/aclocal-deps.sh
+++ b/t/aclocal-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-dirlist-abspath.sh b/t/aclocal-dirlist-abspath.sh
index f7eb35e5a..39c9eec06 100644
--- a/t/aclocal-dirlist-abspath.sh
+++ b/t/aclocal-dirlist-abspath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-dirlist-globbing.sh b/t/aclocal-dirlist-globbing.sh
index 3fe9bf4d6..5255c779f 100644
--- a/t/aclocal-dirlist-globbing.sh
+++ b/t/aclocal-dirlist-globbing.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-dirlist.sh b/t/aclocal-dirlist.sh
index 0c53e539e..61c56d4dc 100644
--- a/t/aclocal-dirlist.sh
+++ b/t/aclocal-dirlist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-install-absdir.sh b/t/aclocal-install-absdir.sh
index 68651c8aa..fdf4a72e8 100644
--- a/t/aclocal-install-absdir.sh
+++ b/t/aclocal-install-absdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-install-fail.sh b/t/aclocal-install-fail.sh
index 5f297c2f1..e73a555f0 100644
--- a/t/aclocal-install-fail.sh
+++ b/t/aclocal-install-fail.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-install-mkdir.sh b/t/aclocal-install-mkdir.sh
index 6211048ae..933754771 100644
--- a/t/aclocal-install-mkdir.sh
+++ b/t/aclocal-install-mkdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-m4-include-are-scanned-aclocal-amflags.sh 
b/t/aclocal-m4-include-are-scanned-aclocal-amflags.sh
index efb99d822..23fa34dbe 100644
--- a/t/aclocal-m4-include-are-scanned-aclocal-amflags.sh
+++ b/t/aclocal-m4-include-are-scanned-aclocal-amflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-m4-include-are-scanned.sh 
b/t/aclocal-m4-include-are-scanned.sh
index 1d67165e1..b5d79e501 100644
--- a/t/aclocal-m4-include-are-scanned.sh
+++ b/t/aclocal-m4-include-are-scanned.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-m4-sinclude.sh b/t/aclocal-m4-sinclude.sh
index ca522b53e..e630fa1eb 100644
--- a/t/aclocal-m4-sinclude.sh
+++ b/t/aclocal-m4-sinclude.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-macrodir.tap b/t/aclocal-macrodir.tap
index f741f9c12..aa51197e8 100644
--- a/t/aclocal-macrodir.tap
+++ b/t/aclocal-macrodir.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-macrodirs.tap b/t/aclocal-macrodirs.tap
index 2e1df7340..318de7cbf 100644
--- a/t/aclocal-macrodirs.tap
+++ b/t/aclocal-macrodirs.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-missing-macros.sh b/t/aclocal-missing-macros.sh
index 920549301..69397a27c 100644
--- a/t/aclocal-missing-macros.sh
+++ b/t/aclocal-missing-macros.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-no-extra-scan.sh b/t/aclocal-no-extra-scan.sh
index 8731a87a4..4cc3bb752 100644
--- a/t/aclocal-no-extra-scan.sh
+++ b/t/aclocal-no-extra-scan.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-no-force.sh b/t/aclocal-no-force.sh
index 3e0c04d12..666ed8db2 100644
--- a/t/aclocal-no-force.sh
+++ b/t/aclocal-no-force.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-no-install-no-mkdir.sh b/t/aclocal-no-install-no-mkdir.sh
index 94e7b5611..c1e7aad36 100644
--- a/t/aclocal-no-install-no-mkdir.sh
+++ b/t/aclocal-no-install-no-mkdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-no-symlinked-overwrite.sh 
b/t/aclocal-no-symlinked-overwrite.sh
index 802f0adbc..50887756b 100644
--- a/t/aclocal-no-symlinked-overwrite.sh
+++ b/t/aclocal-no-symlinked-overwrite.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-no-unused-required.sh b/t/aclocal-no-unused-required.sh
index 7a1e50f93..a5afd81ec 100644
--- a/t/aclocal-no-unused-required.sh
+++ b/t/aclocal-no-unused-required.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-path-install-serial.sh b/t/aclocal-path-install-serial.sh
index 091bf2171..64b765ffa 100644
--- a/t/aclocal-path-install-serial.sh
+++ b/t/aclocal-path-install-serial.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-path-install.sh b/t/aclocal-path-install.sh
index a7c0d8ea7..8ab8633f8 100644
--- a/t/aclocal-path-install.sh
+++ b/t/aclocal-path-install.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-path-nonexistent.sh b/t/aclocal-path-nonexistent.sh
index a11a0caab..75b79bcdd 100644
--- a/t/aclocal-path-nonexistent.sh
+++ b/t/aclocal-path-nonexistent.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-path-precedence.sh b/t/aclocal-path-precedence.sh
index f3d3df85d..57b1adadf 100644
--- a/t/aclocal-path-precedence.sh
+++ b/t/aclocal-path-precedence.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-path.sh b/t/aclocal-path.sh
index d73dfd02b..ac339b1a2 100644
--- a/t/aclocal-path.sh
+++ b/t/aclocal-path.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-pr450.sh b/t/aclocal-pr450.sh
index 53431cff1..d9b1629b9 100644
--- a/t/aclocal-pr450.sh
+++ b/t/aclocal-pr450.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-print-acdir.sh b/t/aclocal-print-acdir.sh
index 95b72f42d..7cc85842b 100644
--- a/t/aclocal-print-acdir.sh
+++ b/t/aclocal-print-acdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-remake-misc.sh b/t/aclocal-remake-misc.sh
index 6ff3d32a8..8f44c44b2 100644
--- a/t/aclocal-remake-misc.sh
+++ b/t/aclocal-remake-misc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-req.sh b/t/aclocal-req.sh
index 78a1ee8b3..4623b64b3 100644
--- a/t/aclocal-req.sh
+++ b/t/aclocal-req.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-scan-configure-ac-pr319.sh 
b/t/aclocal-scan-configure-ac-pr319.sh
index 35379f922..5c680bd6b 100644
--- a/t/aclocal-scan-configure-ac-pr319.sh
+++ b/t/aclocal-scan-configure-ac-pr319.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-serial.sh b/t/aclocal-serial.sh
index 74e9aee0a..0e9f7dfde 100644
--- a/t/aclocal-serial.sh
+++ b/t/aclocal-serial.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-underquoted-defun.sh b/t/aclocal-underquoted-defun.sh
index e28f9a20b..ac8b140a3 100644
--- a/t/aclocal-underquoted-defun.sh
+++ b/t/aclocal-underquoted-defun.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal-verbose-install.sh b/t/aclocal-verbose-install.sh
index f1001164a..21b115f98 100644
--- a/t/aclocal-verbose-install.sh
+++ b/t/aclocal-verbose-install.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aclocal.sh b/t/aclocal.sh
index 4cbe6e304..6fe9a7725 100644
--- a/t/aclocal.sh
+++ b/t/aclocal.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/acsilent.sh b/t/acsilent.sh
index 989df47f5..95f37ab6c 100644
--- a/t/acsilent.sh
+++ b/t/acsilent.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/acsubst.sh b/t/acsubst.sh
index 5d64fce35..a6396d113 100644
--- a/t/acsubst.sh
+++ b/t/acsubst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/acsubst2.sh b/t/acsubst2.sh
index 4f0358a11..697c16e2a 100644
--- a/t/acsubst2.sh
+++ b/t/acsubst2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/add-missing-install-sh.sh b/t/add-missing-install-sh.sh
index ce52b7eff..ea89e8960 100644
--- a/t/add-missing-install-sh.sh
+++ b/t/add-missing-install-sh.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/add-missing-multiple.sh b/t/add-missing-multiple.sh
index 32291fc31..5aafe1bf3 100644
--- a/t/add-missing-multiple.sh
+++ b/t/add-missing-multiple.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/add-missing.tap b/t/add-missing.tap
index ea42bc9cd..d20fd6bb2 100644
--- a/t/add-missing.tap
+++ b/t/add-missing.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/all.sh b/t/all.sh
index 0aba8f5e5..526abebd8 100644
--- a/t/all.sh
+++ b/t/all.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/all2.sh b/t/all2.sh
index dc31deb3e..ac0ee213a 100644
--- a/t/all2.sh
+++ b/t/all2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/alloca.sh b/t/alloca.sh
index 79a0d128b..7364be830 100644
--- a/t/alloca.sh
+++ b/t/alloca.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/alloca2.sh b/t/alloca2.sh
index 41f5ea9fa..46c7e39e3 100644
--- a/t/alloca2.sh
+++ b/t/alloca2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/alpha.sh b/t/alpha.sh
index c1f2d782a..ebd3b34ec 100644
--- a/t/alpha.sh
+++ b/t/alpha.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/alpha2.sh b/t/alpha2.sh
index f22c83a12..74338faa2 100644
--- a/t/alpha2.sh
+++ b/t/alpha2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-config-header.sh b/t/am-config-header.sh
index 445a232aa..07fb3ef9c 100644
--- a/t/am-config-header.sh
+++ b/t/am-config-header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-default-source-ext.sh b/t/am-default-source-ext.sh
index 519ae4373..da93d0a49 100644
--- a/t/am-default-source-ext.sh
+++ b/t/am-default-source-ext.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-include-only-one-generated-fragment.sh 
b/t/am-include-only-one-generated-fragment.sh
index 6000628cf..ddad865ea 100644
--- a/t/am-include-only-one-generated-fragment.sh
+++ b/t/am-include-only-one-generated-fragment.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2014-2023 Free Software Foundation, Inc.
+# Copyright (C) 2014-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-macro-not-found.sh b/t/am-macro-not-found.sh
index a17344341..deb255357 100644
--- a/t/am-macro-not-found.sh
+++ b/t/am-macro-not-found.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-missing-prog.sh b/t/am-missing-prog.sh
index ac42c92d3..2aaa8f830 100644
--- a/t/am-missing-prog.sh
+++ b/t/am-missing-prog.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-prog-cc-c-o.sh b/t/am-prog-cc-c-o.sh
index 8fe439e0e..685924b03 100644
--- a/t/am-prog-cc-c-o.sh
+++ b/t/am-prog-cc-c-o.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-prog-cc-stdc.sh b/t/am-prog-cc-stdc.sh
index b064499f2..7a15859ff 100644
--- a/t/am-prog-cc-stdc.sh
+++ b/t/am-prog-cc-stdc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/am-tests-environment.sh b/t/am-tests-environment.sh
index a5cce88f4..c4a9babda 100644
--- a/t/am-tests-environment.sh
+++ b/t/am-tests-environment.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amassign.sh b/t/amassign.sh
index 0fcacb307..98cbece5b 100644
--- a/t/amassign.sh
+++ b/t/amassign.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amhello-binpkg.sh b/t/amhello-binpkg.sh
index 31182117f..7d568e13c 100644
--- a/t/amhello-binpkg.sh
+++ b/t/amhello-binpkg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amhello-cflags.sh b/t/amhello-cflags.sh
index 8fd38c221..c196a6f8d 100644
--- a/t/amhello-cflags.sh
+++ b/t/amhello-cflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amhello-cross-compile.sh b/t/amhello-cross-compile.sh
index 3e0c07133..fe307c440 100644
--- a/t/amhello-cross-compile.sh
+++ b/t/amhello-cross-compile.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aminit-moreargs-deprecation.sh b/t/aminit-moreargs-deprecation.sh
index 7cdf65cd1..9b19474ef 100644
--- a/t/aminit-moreargs-deprecation.sh
+++ b/t/aminit-moreargs-deprecation.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/aminit-trailing-dnl-comment-pr16841.sh 
b/t/aminit-trailing-dnl-comment-pr16841.sh
index a8dc4e9d3..bc1cf09d8 100644
--- a/t/aminit-trailing-dnl-comment-pr16841.sh
+++ b/t/aminit-trailing-dnl-comment-pr16841.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2014-2023 Free Software Foundation, Inc.
+# Copyright (C) 2014-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amopt.sh b/t/amopt.sh
index e34bfde9b..0bbb82fde 100644
--- a/t/amopt.sh
+++ b/t/amopt.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amopts-location.sh b/t/amopts-location.sh
index ed6cb014e..1efe248ff 100644
--- a/t/amopts-location.sh
+++ b/t/amopts-location.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amopts-variable-expansion.sh b/t/amopts-variable-expansion.sh
index db87413f3..5d1158f01 100644
--- a/t/amopts-variable-expansion.sh
+++ b/t/amopts-variable-expansion.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/amsubst.sh b/t/amsubst.sh
index 0c801fdfc..850bb7626 100644
--- a/t/amsubst.sh
+++ b/t/amsubst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ansi2knr-no-more.sh b/t/ansi2knr-no-more.sh
index b7fdf213a..d6976303c 100644
--- a/t/ansi2knr-no-more.sh
+++ b/t/ansi2knr-no-more.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib.sh b/t/ar-lib.sh
index 487a6f12d..6a0b43781 100644
--- a/t/ar-lib.sh
+++ b/t/ar-lib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib2.sh b/t/ar-lib2.sh
index 36b2707e9..731bd1fbd 100644
--- a/t/ar-lib2.sh
+++ b/t/ar-lib2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib3.sh b/t/ar-lib3.sh
index 390401929..be63758ab 100644
--- a/t/ar-lib3.sh
+++ b/t/ar-lib3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib4.sh b/t/ar-lib4.sh
index 1f5f0a90d..1a2b4461b 100644
--- a/t/ar-lib4.sh
+++ b/t/ar-lib4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib5a.sh b/t/ar-lib5a.sh
index cdc78cb6f..f62eca3bc 100644
--- a/t/ar-lib5a.sh
+++ b/t/ar-lib5a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib5b.sh b/t/ar-lib5b.sh
index 22cb5332d..313c79258 100644
--- a/t/ar-lib5b.sh
+++ b/t/ar-lib5b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib6a.sh b/t/ar-lib6a.sh
index dd9a3f05b..5d7ce9312 100644
--- a/t/ar-lib6a.sh
+++ b/t/ar-lib6a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib6b.sh b/t/ar-lib6b.sh
index 66c6438b1..800b82721 100644
--- a/t/ar-lib6b.sh
+++ b/t/ar-lib6b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar-lib7.sh b/t/ar-lib7.sh
index 019413f25..98cb6e15f 100644
--- a/t/ar-lib7.sh
+++ b/t/ar-lib7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar.sh b/t/ar.sh
index 1a193f48c..1df5568fc 100644
--- a/t/ar.sh
+++ b/t/ar.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar2.sh b/t/ar2.sh
index 90db56d45..38bdd5164 100644
--- a/t/ar2.sh
+++ b/t/ar2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar3.sh b/t/ar3.sh
index bd1f53ca9..1a06a3317 100644
--- a/t/ar3.sh
+++ b/t/ar3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar4.sh b/t/ar4.sh
index 8f92f96ad..39b04b51c 100644
--- a/t/ar4.sh
+++ b/t/ar4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar5.sh b/t/ar5.sh
index 005025d65..d0844bc07 100644
--- a/t/ar5.sh
+++ b/t/ar5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ar_override.sh b/t/ar_override.sh
index f0c52b8e7..d5216bbf1 100644
--- a/t/ar_override.sh
+++ b/t/ar_override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/asm.sh b/t/asm.sh
index 0ea299bb2..eddf33f44 100644
--- a/t/asm.sh
+++ b/t/asm.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/asm2.sh b/t/asm2.sh
index 39820670d..1614b2460 100644
--- a/t/asm2.sh
+++ b/t/asm2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/asm3.sh b/t/asm3.sh
index 63c052aa1..9ca869036 100644
--- a/t/asm3.sh
+++ b/t/asm3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-acconfig-no-subdir.sh b/t/autodist-acconfig-no-subdir.sh
index 55f853ac3..f0b968aec 100644
--- a/t/autodist-acconfig-no-subdir.sh
+++ b/t/autodist-acconfig-no-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-acconfig.sh b/t/autodist-acconfig.sh
index e954fbd4d..abe789622 100644
--- a/t/autodist-acconfig.sh
+++ b/t/autodist-acconfig.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-aclocal-m4.sh b/t/autodist-aclocal-m4.sh
index 65c45eabf..ea538a82e 100644
--- a/t/autodist-aclocal-m4.sh
+++ b/t/autodist-aclocal-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-config-headers.sh b/t/autodist-config-headers.sh
index 1b52eec90..84d4675c5 100644
--- a/t/autodist-config-headers.sh
+++ b/t/autodist-config-headers.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-configure-no-subdir.sh 
b/t/autodist-configure-no-subdir.sh
index 3ec258a80..e09922732 100644
--- a/t/autodist-configure-no-subdir.sh
+++ b/t/autodist-configure-no-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-no-duplicate.sh b/t/autodist-no-duplicate.sh
index 2dcef1b2d..8cd685e0d 100644
--- a/t/autodist-no-duplicate.sh
+++ b/t/autodist-no-duplicate.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-stamp-vti.sh b/t/autodist-stamp-vti.sh
index 9fbb81e5e..b00081427 100644
--- a/t/autodist-stamp-vti.sh
+++ b/t/autodist-stamp-vti.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist-subdir.sh b/t/autodist-subdir.sh
index 7be551629..92d05bf4b 100644
--- a/t/autodist-subdir.sh
+++ b/t/autodist-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autodist.sh b/t/autodist.sh
index 56f81a2b6..7fdf172cb 100644
--- a/t/autodist.sh
+++ b/t/autodist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autohdr-subdir-pr12495.sh b/t/autohdr-subdir-pr12495.sh
index e32822a10..24bda19e1 100644
--- a/t/autohdr-subdir-pr12495.sh
+++ b/t/autohdr-subdir-pr12495.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autohdr.sh b/t/autohdr.sh
index ec7fad3fa..e4dcace99 100644
--- a/t/autohdr.sh
+++ b/t/autohdr.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autohdr3.sh b/t/autohdr3.sh
index f554d60ae..7d62d4ac9 100644
--- a/t/autohdr3.sh
+++ b/t/autohdr3.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autohdr4.sh b/t/autohdr4.sh
index f8663d86c..9d7b29c2d 100644
--- a/t/autohdr4.sh
+++ b/t/autohdr4.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/autohdrdry.sh b/t/autohdrdry.sh
index 6f2a52133..0d5d084ae 100644
--- a/t/autohdrdry.sh
+++ b/t/autohdrdry.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/automake-cmdline.tap b/t/automake-cmdline.tap
index 8d5692598..bdd629433 100644
--- a/t/automake-cmdline.tap
+++ b/t/automake-cmdline.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-autodetect.sh b/t/auxdir-autodetect.sh
index f419f3137..080cd75de 100644
--- a/t/auxdir-autodetect.sh
+++ b/t/auxdir-autodetect.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-cc-pr15981.sh b/t/auxdir-cc-pr15981.sh
index 901feb2a2..514cfe73a 100644
--- a/t/auxdir-cc-pr15981.sh
+++ b/t/auxdir-cc-pr15981.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2014-2023 Free Software Foundation, Inc.
+# Copyright (C) 2014-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-computed.tap b/t/auxdir-computed.tap
index ba3242f37..5d26385cd 100644
--- a/t/auxdir-computed.tap
+++ b/t/auxdir-computed.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-misplaced.sh b/t/auxdir-misplaced.sh
index 72f37e280..0b16b63dd 100644
--- a/t/auxdir-misplaced.sh
+++ b/t/auxdir-misplaced.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-nonexistent.sh b/t/auxdir-nonexistent.sh
index 4d731eba4..fe501532f 100644
--- a/t/auxdir-nonexistent.sh
+++ b/t/auxdir-nonexistent.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-pr15981.sh b/t/auxdir-pr15981.sh
index 5b9a040a4..19b80da19 100644
--- a/t/auxdir-pr15981.sh
+++ b/t/auxdir-pr15981.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2014-2023 Free Software Foundation, Inc.
+# Copyright (C) 2014-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-pr19311.sh b/t/auxdir-pr19311.sh
index dca7c6831..f0a9195e7 100644
--- a/t/auxdir-pr19311.sh
+++ b/t/auxdir-pr19311.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2014-2023 Free Software Foundation, Inc.
+# Copyright (C) 2014-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-subsubdir.sh b/t/auxdir-subsubdir.sh
index 1c0e350cb..029376540 100644
--- a/t/auxdir-subsubdir.sh
+++ b/t/auxdir-subsubdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir-unportable.tap b/t/auxdir-unportable.tap
index 1506ce621..3cabccac9 100644
--- a/t/auxdir-unportable.tap
+++ b/t/auxdir-unportable.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir.sh b/t/auxdir.sh
index acbf95a80..ddb665602 100644
--- a/t/auxdir.sh
+++ b/t/auxdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir6.sh b/t/auxdir6.sh
index 87bc78ba6..9f302237d 100644
--- a/t/auxdir6.sh
+++ b/t/auxdir6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir7.sh b/t/auxdir7.sh
index 8658d37d8..929e1a78e 100644
--- a/t/auxdir7.sh
+++ b/t/auxdir7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/auxdir8.sh b/t/auxdir8.sh
index 755a1df19..882f41f9c 100644
--- a/t/auxdir8.sh
+++ b/t/auxdir8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/am-test-lib.sh b/t/ax/am-test-lib.sh
index f1ee5f887..fbbb79005 100644
--- a/t/ax/am-test-lib.sh
+++ b/t/ax/am-test-lib.sh
@@ -1,6 +1,6 @@
 # -*- shell-script -*-
 #
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/cc-no-c-o.in b/t/ax/cc-no-c-o.in
index be5185f27..e83547264 100644
--- a/t/ax/cc-no-c-o.in
+++ b/t/ax/cc-no-c-o.in
@@ -1,5 +1,5 @@
 #! @AM_TEST_RUNNER_SHELL@
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/deltree.pl b/t/ax/deltree.pl
index eec6cdb36..db2b34c30 100644
--- a/t/ax/deltree.pl
+++ b/t/ax/deltree.pl
@@ -2,7 +2,7 @@
 # deltree: recursively removes file and directory,
 # trying to handle permissions and other complications.
 
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/depcomp.sh b/t/ax/depcomp.sh
index 1d29673fe..43ed0c0f2 100644
--- a/t/ax/depcomp.sh
+++ b/t/ax/depcomp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/distcheck-hook-m4.am b/t/ax/distcheck-hook-m4.am
index bc97a6365..524b06204 100644
--- a/t/ax/distcheck-hook-m4.am
+++ b/t/ax/distcheck-hook-m4.am
@@ -1,6 +1,6 @@
 ## Data files for some tests.  Not used in the automake build system.
 ##
-## Copyright (C) 2011-2023 Free Software Foundation, Inc.
+## Copyright (C) 2011-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/t/ax/extract-testsuite-summary.pl 
b/t/ax/extract-testsuite-summary.pl
index fb85be548..c53afc9bf 100644
--- a/t/ax/extract-testsuite-summary.pl
+++ b/t/ax/extract-testsuite-summary.pl
@@ -2,7 +2,7 @@
 # Extract the testsuite summary generated by the parallel testsuite
 # harness from the output of "make check".
 
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/is b/t/ax/is
index 3cb9bcb91..8d781fc09 100755
--- a/t/ax/is
+++ b/t/ax/is
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/is_newest b/t/ax/is_newest
index 30ff9506e..8202346b2 100755
--- a/t/ax/is_newest
+++ b/t/ax/is_newest
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/runtest.in b/t/ax/runtest.in
index 9ff1034aa..b3a6b3743 100644
--- a/t/ax/runtest.in
+++ b/t/ax/runtest.in
@@ -1,7 +1,7 @@
 #!@AM_TEST_RUNNER_SHELL@
 # @configure_input@
 #
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/shell-no-trail-bslash.in b/t/ax/shell-no-trail-bslash.in
index f6c3885c4..6381ffe82 100644
--- a/t/ax/shell-no-trail-bslash.in
+++ b/t/ax/shell-no-trail-bslash.in
@@ -1,5 +1,5 @@
 #! @AM_TEST_RUNNER_SHELL@
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/tap-functions.sh b/t/ax/tap-functions.sh
index bdee5a15a..25b542def 100644
--- a/t/ax/tap-functions.sh
+++ b/t/ax/tap-functions.sh
@@ -1,6 +1,6 @@
 # -*- shell-script -*-
 #
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/tap-setup.sh b/t/ax/tap-setup.sh
index c16ccf4a1..4e58edacb 100644
--- a/t/ax/tap-setup.sh
+++ b/t/ax/tap-setup.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/tap-summary-aux.sh b/t/ax/tap-summary-aux.sh
index 8a5e990fa..d1e2888c3 100644
--- a/t/ax/tap-summary-aux.sh
+++ b/t/ax/tap-summary-aux.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/test-defs.in b/t/ax/test-defs.in
index bca675fcd..8ea842355 100644
--- a/t/ax/test-defs.in
+++ b/t/ax/test-defs.in
@@ -1,7 +1,7 @@
 # -*- shell-script -*-
 # @configure_input@
 #
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/test-init.sh b/t/ax/test-init.sh
index 5b8b161ad..aaad0ba7b 100644
--- a/t/ax/test-init.sh
+++ b/t/ax/test-init.sh
@@ -1,6 +1,6 @@
 # -*- shell-script -*-
 #
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/test-lib.sh b/t/ax/test-lib.sh
index c0a077ceb..7378bc789 100644
--- a/t/ax/test-lib.sh
+++ b/t/ax/test-lib.sh
@@ -1,6 +1,6 @@
 # -*- shell-script -*-
 #
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/testsuite-summary-checks.sh b/t/ax/testsuite-summary-checks.sh
index 696f239fa..41df96e74 100644
--- a/t/ax/testsuite-summary-checks.sh
+++ b/t/ax/testsuite-summary-checks.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ax/trivial-test-driver b/t/ax/trivial-test-driver
index 241a87628..610645578 100644
--- a/t/ax/trivial-test-driver
+++ b/t/ax/trivial-test-driver
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backcompat-acout.sh b/t/backcompat-acout.sh
index 03ffd8307..fb2a14b88 100644
--- a/t/backcompat-acout.sh
+++ b/t/backcompat-acout.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backcompat.sh b/t/backcompat.sh
index b408dfcf0..85dffc192 100644
--- a/t/backcompat.sh
+++ b/t/backcompat.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backcompat2.sh b/t/backcompat2.sh
index 54be273d7..cac5b6464 100644
--- a/t/backcompat2.sh
+++ b/t/backcompat2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backcompat3.sh b/t/backcompat3.sh
index 7ab134412..b61e1f53c 100644
--- a/t/backcompat3.sh
+++ b/t/backcompat3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backcompat6.sh b/t/backcompat6.sh
index d543ab803..1fbeb859a 100644
--- a/t/backcompat6.sh
+++ b/t/backcompat6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backslash-before-trailing-whitespace.sh 
b/t/backslash-before-trailing-whitespace.sh
index 7e51c6e3e..7a85537d0 100644
--- a/t/backslash-before-trailing-whitespace.sh
+++ b/t/backslash-before-trailing-whitespace.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/backslash-issues.sh b/t/backslash-issues.sh
index c3aafb51e..49f919af2 100644
--- a/t/backslash-issues.sh
+++ b/t/backslash-issues.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/badline.sh b/t/badline.sh
index bd7b5bbe9..5ea70fd14 100644
--- a/t/badline.sh
+++ b/t/badline.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/badopt.sh b/t/badopt.sh
index a50e516ed..7bef27d30 100644
--- a/t/badopt.sh
+++ b/t/badopt.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/badprog.sh b/t/badprog.sh
index c1cadda3d..7a4609c4a 100644
--- a/t/badprog.sh
+++ b/t/badprog.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources-check.sh b/t/built-sources-check.sh
index f7f796aac..547722607 100644
--- a/t/built-sources-check.sh
+++ b/t/built-sources-check.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources-cond.sh b/t/built-sources-cond.sh
index 35ecd67ac..540144da5 100644
--- a/t/built-sources-cond.sh
+++ b/t/built-sources-cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources-fork-bomb.sh b/t/built-sources-fork-bomb.sh
index b41db628f..9a6e5663a 100644
--- a/t/built-sources-fork-bomb.sh
+++ b/t/built-sources-fork-bomb.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources-install-exec.sh b/t/built-sources-install-exec.sh
index 61c2c7bee..931e67543 100644
--- a/t/built-sources-install-exec.sh
+++ b/t/built-sources-install-exec.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources-install.sh b/t/built-sources-install.sh
index afbd2ff57..9ad6e3c9d 100644
--- a/t/built-sources-install.sh
+++ b/t/built-sources-install.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources-subdir.sh b/t/built-sources-subdir.sh
index bb6500b8c..6a39c9a42 100644
--- a/t/built-sources-subdir.sh
+++ b/t/built-sources-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/built-sources.sh b/t/built-sources.sh
index 6bfdf2f14..2a4251111 100644
--- a/t/built-sources.sh
+++ b/t/built-sources.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/c-demo.sh b/t/c-demo.sh
index ee0d5c3ec..53ed61192 100644
--- a/t/c-demo.sh
+++ b/t/c-demo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/candist.sh b/t/candist.sh
index 82f4bebf4..1a8309b0e 100644
--- a/t/candist.sh
+++ b/t/candist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon-name.sh b/t/canon-name.sh
index d19d11944..3fcb37358 100644
--- a/t/canon-name.sh
+++ b/t/canon-name.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon.sh b/t/canon.sh
index 604f612d9..4ea7bbf5d 100644
--- a/t/canon.sh
+++ b/t/canon.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon2.sh b/t/canon2.sh
index 3916e37b1..3918619d0 100644
--- a/t/canon2.sh
+++ b/t/canon2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon3.sh b/t/canon3.sh
index af0b359ae..7e3ae8f33 100644
--- a/t/canon3.sh
+++ b/t/canon3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon4.sh b/t/canon4.sh
index dd6c28c88..7206f4997 100644
--- a/t/canon4.sh
+++ b/t/canon4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon5.sh b/t/canon5.sh
index 6c1959158..e9ccd7e3d 100644
--- a/t/canon5.sh
+++ b/t/canon5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon6.sh b/t/canon6.sh
index 56be7c25a..c7b6e28ea 100644
--- a/t/canon6.sh
+++ b/t/canon6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon7.sh b/t/canon7.sh
index fabe34a84..809b21739 100644
--- a/t/canon7.sh
+++ b/t/canon7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/canon8.sh b/t/canon8.sh
index 65723daca..5dced579d 100644
--- a/t/canon8.sh
+++ b/t/canon8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ccnoco-deps.sh b/t/ccnoco-deps.sh
index 887d5f9f4..7bcc967ee 100644
--- a/t/ccnoco-deps.sh
+++ b/t/ccnoco-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ccnoco-lib.sh b/t/ccnoco-lib.sh
index 6ba5e6dd1..efa602171 100644
--- a/t/ccnoco-lib.sh
+++ b/t/ccnoco-lib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ccnoco-lt.sh b/t/ccnoco-lt.sh
index 31cad6abc..012337fa4 100644
--- a/t/ccnoco-lt.sh
+++ b/t/ccnoco-lt.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ccnoco.sh b/t/ccnoco.sh
index 100a1013f..98ca83337 100644
--- a/t/ccnoco.sh
+++ b/t/ccnoco.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ccnoco3.sh b/t/ccnoco3.sh
index c4103219d..9408f8357 100644
--- a/t/ccnoco3.sh
+++ b/t/ccnoco3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ccnoco4.sh b/t/ccnoco4.sh
index d84bed347..2dbf020f5 100644
--- a/t/ccnoco4.sh
+++ b/t/ccnoco4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-concurrency-bug9245.sh b/t/check-concurrency-bug9245.sh
index 91854ed45..038b149d4 100644
--- a/t/check-concurrency-bug9245.sh
+++ b/t/check-concurrency-bug9245.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-exported-srcdir.sh b/t/check-exported-srcdir.sh
index a98d1adc3..923518819 100644
--- a/t/check-exported-srcdir.sh
+++ b/t/check-exported-srcdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-fd-redirect.sh b/t/check-fd-redirect.sh
index c51cefc02..35bc4b00f 100644
--- a/t/check-fd-redirect.sh
+++ b/t/check-fd-redirect.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-no-test-driver.sh b/t/check-no-test-driver.sh
index c71d877f3..a99c0a4b3 100644
--- a/t/check-no-test-driver.sh
+++ b/t/check-no-test-driver.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-subst-prog.sh b/t/check-subst-prog.sh
index 72c3c4263..cbd91eb5e 100644
--- a/t/check-subst-prog.sh
+++ b/t/check-subst-prog.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-subst.sh b/t/check-subst.sh
index 3a8c76b32..882b2f747 100644
--- a/t/check-subst.sh
+++ b/t/check-subst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check-tests-in-builddir.sh b/t/check-tests-in-builddir.sh
index 8db6be97a..c11378d77 100644
--- a/t/check-tests-in-builddir.sh
+++ b/t/check-tests-in-builddir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check.sh b/t/check.sh
index 27a0c38b0..6a0521643 100644
--- a/t/check.sh
+++ b/t/check.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check10.sh b/t/check10.sh
index 18bb2e0bd..17acc7bcf 100644
--- a/t/check10.sh
+++ b/t/check10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check11.sh b/t/check11.sh
index 7f9edd95a..3f7c29102 100644
--- a/t/check11.sh
+++ b/t/check11.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check12.sh b/t/check12.sh
index 0503fc864..cf219bab4 100644
--- a/t/check12.sh
+++ b/t/check12.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check2.sh b/t/check2.sh
index b6f653e25..2ffc2d9cc 100644
--- a/t/check2.sh
+++ b/t/check2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check4.sh b/t/check4.sh
index a05253f11..3a31de3e7 100644
--- a/t/check4.sh
+++ b/t/check4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check5.sh b/t/check5.sh
index edd2bd0f3..68046afd8 100644
--- a/t/check5.sh
+++ b/t/check5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check6.sh b/t/check6.sh
index 894dde637..2ad36488f 100644
--- a/t/check6.sh
+++ b/t/check6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check7.sh b/t/check7.sh
index b20b878ea..fef4e4af8 100644
--- a/t/check7.sh
+++ b/t/check7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/check8.sh b/t/check8.sh
index 3091404e6..9451834c2 100644
--- a/t/check8.sh
+++ b/t/check8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/checkall.sh b/t/checkall.sh
index 0c563b759..8900b35d6 100644
--- a/t/checkall.sh
+++ b/t/checkall.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/clean.sh b/t/clean.sh
index 993f22d71..ba67354f3 100644
--- a/t/clean.sh
+++ b/t/clean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colneq.sh b/t/colneq.sh
index 0e3e0cc15..28fad9a65 100644
--- a/t/colneq.sh
+++ b/t/colneq.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colneq2.sh b/t/colneq2.sh
index c7cfac46d..5c4fc057d 100644
--- a/t/colneq2.sh
+++ b/t/colneq2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colneq3.sh b/t/colneq3.sh
index 4034d19b1..1134df838 100644
--- a/t/colneq3.sh
+++ b/t/colneq3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon.sh b/t/colon.sh
index 5c9b237df..c1bd4e08b 100644
--- a/t/colon.sh
+++ b/t/colon.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon2.sh b/t/colon2.sh
index a1829ba9e..e6ba0aab8 100644
--- a/t/colon2.sh
+++ b/t/colon2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon3.sh b/t/colon3.sh
index 9e18c2d83..8486937ed 100644
--- a/t/colon3.sh
+++ b/t/colon3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon4.sh b/t/colon4.sh
index 2ececc5d2..4343b6a8e 100644
--- a/t/colon4.sh
+++ b/t/colon4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon5.sh b/t/colon5.sh
index 60fca63b4..c4a823a93 100644
--- a/t/colon5.sh
+++ b/t/colon5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon6.sh b/t/colon6.sh
index 2b8fec45b..42f04eb38 100644
--- a/t/colon6.sh
+++ b/t/colon6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/colon7.sh b/t/colon7.sh
index 82d934504..30d830c97 100644
--- a/t/colon7.sh
+++ b/t/colon7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/color-tests-opt.sh b/t/color-tests-opt.sh
index 6ccb11511..f2565024e 100644
--- a/t/color-tests-opt.sh
+++ b/t/color-tests-opt.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/color-tests.sh b/t/color-tests.sh
index 723626774..3fd907c49 100644
--- a/t/color-tests.sh
+++ b/t/color-tests.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/color-tests2.sh b/t/color-tests2.sh
index 8d133178e..b38ba3427 100644
--- a/t/color-tests2.sh
+++ b/t/color-tests2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/commen10.sh b/t/commen10.sh
index 6b427a909..1ee0d29e4 100644
--- a/t/commen10.sh
+++ b/t/commen10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/commen11.sh b/t/commen11.sh
index 74a1b9f89..2c6ce4b8a 100644
--- a/t/commen11.sh
+++ b/t/commen11.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment-block.sh b/t/comment-block.sh
index 5a0cd7ac8..755a499d5 100644
--- a/t/comment-block.sh
+++ b/t/comment-block.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment.sh b/t/comment.sh
index a957e75fc..28fd84046 100644
--- a/t/comment.sh
+++ b/t/comment.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment12.sh b/t/comment12.sh
index 8d82d7dce..baf06c627 100644
--- a/t/comment12.sh
+++ b/t/comment12.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment2.sh b/t/comment2.sh
index 4163b3b75..d3823360b 100644
--- a/t/comment2.sh
+++ b/t/comment2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment3.sh b/t/comment3.sh
index 49306fd99..9c644a85e 100644
--- a/t/comment3.sh
+++ b/t/comment3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment4.sh b/t/comment4.sh
index 5fef55ab5..2e3272c9c 100644
--- a/t/comment4.sh
+++ b/t/comment4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment5.sh b/t/comment5.sh
index 528a80a0f..025ad5be0 100644
--- a/t/comment5.sh
+++ b/t/comment5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment6.sh b/t/comment6.sh
index fe4e1139e..ebf5dcc50 100644
--- a/t/comment6.sh
+++ b/t/comment6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment7.sh b/t/comment7.sh
index 4da159503..a7cc578bb 100644
--- a/t/comment7.sh
+++ b/t/comment7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment8.sh b/t/comment8.sh
index afdd6aa6d..27eebbce9 100644
--- a/t/comment8.sh
+++ b/t/comment8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comment9.sh b/t/comment9.sh
index 877cf207a..130f8beda 100644
--- a/t/comment9.sh
+++ b/t/comment9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comments-escaped-in-var.sh b/t/comments-escaped-in-var.sh
index 8c9c2cf2c..1f72760c4 100644
--- a/t/comments-escaped-in-var.sh
+++ b/t/comments-escaped-in-var.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/comments-in-var-def.sh b/t/comments-in-var-def.sh
index d6d7dc39a..c777316c2 100644
--- a/t/comments-in-var-def.sh
+++ b/t/comments-in-var-def.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile.sh b/t/compile.sh
index 7c6597f7f..97b342dc0 100644
--- a/t/compile.sh
+++ b/t/compile.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile2.sh b/t/compile2.sh
index 3976f74c7..5da31c7e6 100644
--- a/t/compile2.sh
+++ b/t/compile2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile3.sh b/t/compile3.sh
index ce540df72..6bbc56aa9 100644
--- a/t/compile3.sh
+++ b/t/compile3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile4.sh b/t/compile4.sh
index ae0901afa..0617c7360 100644
--- a/t/compile4.sh
+++ b/t/compile4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile5.sh b/t/compile5.sh
index 08db337f8..67c46cc1d 100644
--- a/t/compile5.sh
+++ b/t/compile5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile6.sh b/t/compile6.sh
index 02af110f8..1ce0b8ac8 100644
--- a/t/compile6.sh
+++ b/t/compile6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile7.sh b/t/compile7.sh
index d0508fb6f..f033936af 100644
--- a/t/compile7.sh
+++ b/t/compile7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile_f90_c_cxx.sh b/t/compile_f90_c_cxx.sh
index 61c4e7e4a..04aba68e2 100644
--- a/t/compile_f90_c_cxx.sh
+++ b/t/compile_f90_c_cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/compile_f_c_cxx.sh b/t/compile_f_c_cxx.sh
index feda6a67b..491e5ec3a 100644
--- a/t/compile_f_c_cxx.sh
+++ b/t/compile_f_c_cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond-basic.sh b/t/cond-basic.sh
index 3bb5ce367..e46b21baf 100644
--- a/t/cond-basic.sh
+++ b/t/cond-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond.sh b/t/cond.sh
index ba76a83e1..7fea0ff55 100644
--- a/t/cond.sh
+++ b/t/cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond10.sh b/t/cond10.sh
index e3b67dd9b..1fa55f38b 100644
--- a/t/cond10.sh
+++ b/t/cond10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond11.sh b/t/cond11.sh
index c6d32b6fc..adbb030d7 100644
--- a/t/cond11.sh
+++ b/t/cond11.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond13.sh b/t/cond13.sh
index 671270a1d..9a64073d6 100644
--- a/t/cond13.sh
+++ b/t/cond13.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond14.sh b/t/cond14.sh
index 3e483d7ac..a523fe473 100644
--- a/t/cond14.sh
+++ b/t/cond14.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond15.sh b/t/cond15.sh
index 2c08d804e..0a7a97f2f 100644
--- a/t/cond15.sh
+++ b/t/cond15.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond16.sh b/t/cond16.sh
index 47b26ba78..356b9fc18 100644
--- a/t/cond16.sh
+++ b/t/cond16.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond17.sh b/t/cond17.sh
index 0ee37e3f1..2b5d63053 100644
--- a/t/cond17.sh
+++ b/t/cond17.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond18.sh b/t/cond18.sh
index 4bc9ebfa6..b8a80384a 100644
--- a/t/cond18.sh
+++ b/t/cond18.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond19.sh b/t/cond19.sh
index e29c90ce4..e8d2afa48 100644
--- a/t/cond19.sh
+++ b/t/cond19.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond20.sh b/t/cond20.sh
index 11d31355d..fd8ddee51 100644
--- a/t/cond20.sh
+++ b/t/cond20.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond21.sh b/t/cond21.sh
index be9411899..7f7f18bb4 100644
--- a/t/cond21.sh
+++ b/t/cond21.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond22.sh b/t/cond22.sh
index 5fb7c9749..e16c17c0e 100644
--- a/t/cond22.sh
+++ b/t/cond22.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond23.sh b/t/cond23.sh
index f23cb606d..c5f5312a0 100644
--- a/t/cond23.sh
+++ b/t/cond23.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond24.sh b/t/cond24.sh
index 532e080ff..1a4feee5d 100644
--- a/t/cond24.sh
+++ b/t/cond24.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond25.sh b/t/cond25.sh
index 844200d0c..712239102 100644
--- a/t/cond25.sh
+++ b/t/cond25.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond26.sh b/t/cond26.sh
index 77cc0c5b5..5a6793526 100644
--- a/t/cond26.sh
+++ b/t/cond26.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond27.sh b/t/cond27.sh
index 1b736781b..050a17846 100644
--- a/t/cond27.sh
+++ b/t/cond27.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond28.sh b/t/cond28.sh
index 7264b2634..93874e03e 100644
--- a/t/cond28.sh
+++ b/t/cond28.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond3.sh b/t/cond3.sh
index 0da1c522f..13e60ee0c 100644
--- a/t/cond3.sh
+++ b/t/cond3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond30.sh b/t/cond30.sh
index 503c77507..8d73cfb3c 100644
--- a/t/cond30.sh
+++ b/t/cond30.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond31.sh b/t/cond31.sh
index 6c33b8cbe..f8f8f69e5 100644
--- a/t/cond31.sh
+++ b/t/cond31.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond32.sh b/t/cond32.sh
index 641df8ff7..a33181888 100644
--- a/t/cond32.sh
+++ b/t/cond32.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond33.sh b/t/cond33.sh
index ed6eecff1..96ff3fb6e 100644
--- a/t/cond33.sh
+++ b/t/cond33.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond34.sh b/t/cond34.sh
index 718d8cc1b..92b831c0e 100644
--- a/t/cond34.sh
+++ b/t/cond34.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond35.sh b/t/cond35.sh
index a00c9e280..79d8d5307 100644
--- a/t/cond35.sh
+++ b/t/cond35.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond36.sh b/t/cond36.sh
index c5255de2c..c51311912 100644
--- a/t/cond36.sh
+++ b/t/cond36.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond37.sh b/t/cond37.sh
index 2d4783cc5..335998ad7 100644
--- a/t/cond37.sh
+++ b/t/cond37.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond38.sh b/t/cond38.sh
index e60296dfc..3926de71f 100644
--- a/t/cond38.sh
+++ b/t/cond38.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond39.sh b/t/cond39.sh
index a55c08922..c29d9e60e 100644
--- a/t/cond39.sh
+++ b/t/cond39.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond4.sh b/t/cond4.sh
index 8a920d4f8..6deae8693 100644
--- a/t/cond4.sh
+++ b/t/cond4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond40.sh b/t/cond40.sh
index 7360aa41a..6021bb79f 100644
--- a/t/cond40.sh
+++ b/t/cond40.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond41.sh b/t/cond41.sh
index 6bc450e03..a67091caf 100644
--- a/t/cond41.sh
+++ b/t/cond41.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond42.sh b/t/cond42.sh
index 27a214096..1a57b53a3 100644
--- a/t/cond42.sh
+++ b/t/cond42.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 nfig
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond43.sh b/t/cond43.sh
index 4a0976053..de651463f 100644
--- a/t/cond43.sh
+++ b/t/cond43.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond44.sh b/t/cond44.sh
index f8fd72a39..8f69d5b83 100644
--- a/t/cond44.sh
+++ b/t/cond44.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond45.sh b/t/cond45.sh
index d4fe12242..b3775538c 100644
--- a/t/cond45.sh
+++ b/t/cond45.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond46.sh b/t/cond46.sh
index ce67a3e5c..5af3e75a3 100644
--- a/t/cond46.sh
+++ b/t/cond46.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond5.sh b/t/cond5.sh
index 52ae26aa2..44c5f4e61 100644
--- a/t/cond5.sh
+++ b/t/cond5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond6.sh b/t/cond6.sh
index 3e37da129..fc6bd0ee3 100644
--- a/t/cond6.sh
+++ b/t/cond6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond7.sh b/t/cond7.sh
index 659c458a6..333bf16e4 100644
--- a/t/cond7.sh
+++ b/t/cond7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond8.sh b/t/cond8.sh
index 0428e4abd..ed64df45a 100644
--- a/t/cond8.sh
+++ b/t/cond8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cond9.sh b/t/cond9.sh
index 6b502eb57..d0e3348b3 100644
--- a/t/cond9.sh
+++ b/t/cond9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condd.sh b/t/condd.sh
index 0623c1235..6daa8a1ae 100644
--- a/t/condd.sh
+++ b/t/condd.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condhook.sh b/t/condhook.sh
index 19f83ac6e..f22b60290 100644
--- a/t/condhook.sh
+++ b/t/condhook.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condhook2.sh b/t/condhook2.sh
index 998dfc613..15f36519a 100644
--- a/t/condhook2.sh
+++ b/t/condhook2.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condinc.sh b/t/condinc.sh
index 0d921bed8..c8bf59980 100644
--- a/t/condinc.sh
+++ b/t/condinc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condinc2.sh b/t/condinc2.sh
index ff44b7997..846d98fe4 100644
--- a/t/condinc2.sh
+++ b/t/condinc2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condlib.sh b/t/condlib.sh
index f52ae7dd1..5b3705d27 100644
--- a/t/condlib.sh
+++ b/t/condlib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condman2.sh b/t/condman2.sh
index bbfb35dc1..5fb1ada9a 100644
--- a/t/condman2.sh
+++ b/t/condman2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/condman3.sh b/t/condman3.sh
index 6576e94a6..1b3c181e1 100644
--- a/t/condman3.sh
+++ b/t/condman3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confdeps.sh b/t/confdeps.sh
index da0f670ac..32482b46c 100644
--- a/t/confdeps.sh
+++ b/t/confdeps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conff.sh b/t/conff.sh
index e708cf229..6992f51cc 100644
--- a/t/conff.sh
+++ b/t/conff.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conff2.sh b/t/conff2.sh
index ae2cf1157..d784b902c 100644
--- a/t/conff2.sh
+++ b/t/conff2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conffile-leading-dot.sh b/t/conffile-leading-dot.sh
index 26cb9ec45..45566244e 100644
--- a/t/conffile-leading-dot.sh
+++ b/t/conffile-leading-dot.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh-subdir-clean.sh b/t/confh-subdir-clean.sh
index 1b5d8c4c1..dfa43433e 100644
--- a/t/confh-subdir-clean.sh
+++ b/t/confh-subdir-clean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh.sh b/t/confh.sh
index ac20d8c89..5eb3339f2 100644
--- a/t/confh.sh
+++ b/t/confh.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh4.sh b/t/confh4.sh
index 3f509f4ef..27b08a691 100644
--- a/t/confh4.sh
+++ b/t/confh4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh5.sh b/t/confh5.sh
index 595bb0d6b..cc26056fb 100644
--- a/t/confh5.sh
+++ b/t/confh5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh6.sh b/t/confh6.sh
index 1963f1f76..df18db759 100644
--- a/t/confh6.sh
+++ b/t/confh6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh7.sh b/t/confh7.sh
index 835a8d498..78882d731 100644
--- a/t/confh7.sh
+++ b/t/confh7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confh8.sh b/t/confh8.sh
index d8ff0e92b..22ac5e0e0 100644
--- a/t/confh8.sh
+++ b/t/confh8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/configure.sh b/t/configure.sh
index 9990acb91..7ef508260 100644
--- a/t/configure.sh
+++ b/t/configure.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confincl.sh b/t/confincl.sh
index 16e847c6c..872b87dc3 100644
--- a/t/confincl.sh
+++ b/t/confincl.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conflnk.sh b/t/conflnk.sh
index 0c8336fa9..917b5f8d2 100644
--- a/t/conflnk.sh
+++ b/t/conflnk.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conflnk2.sh b/t/conflnk2.sh
index c8d7e1797..58aa84a28 100644
--- a/t/conflnk2.sh
+++ b/t/conflnk2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conflnk3.sh b/t/conflnk3.sh
index 63b192ead..3b8b05298 100644
--- a/t/conflnk3.sh
+++ b/t/conflnk3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/conflnk4.sh b/t/conflnk4.sh
index 51f3c8b1d..911f81537 100644
--- a/t/conflnk4.sh
+++ b/t/conflnk4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confsub.sh b/t/confsub.sh
index 5694331bd..c041ef6ec 100644
--- a/t/confsub.sh
+++ b/t/confsub.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confvar.sh b/t/confvar.sh
index b1e7a46ed..aca269304 100644
--- a/t/confvar.sh
+++ b/t/confvar.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/confvar2.sh b/t/confvar2.sh
index 529a11531..9d531424b 100644
--- a/t/confvar2.sh
+++ b/t/confvar2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/copy.sh b/t/copy.sh
index 8cf0a1237..a4f6e7a7c 100644
--- a/t/copy.sh
+++ b/t/copy.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cscope.tap b/t/cscope.tap
index 0a8469a76..6fea1f413 100644
--- a/t/cscope.tap
+++ b/t/cscope.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cscope2.sh b/t/cscope2.sh
index b79888ac5..cfed55c85 100644
--- a/t/cscope2.sh
+++ b/t/cscope2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cscope3.sh b/t/cscope3.sh
index f55dbc4e4..81534acc3 100644
--- a/t/cscope3.sh
+++ b/t/cscope3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxx-demo.sh b/t/cxx-demo.sh
index b0e0ec5da..2a912038d 100644
--- a/t/cxx-demo.sh
+++ b/t/cxx-demo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxx-lt-demo.sh b/t/cxx-lt-demo.sh
index 54affcc06..0b87626b9 100644
--- a/t/cxx-lt-demo.sh
+++ b/t/cxx-lt-demo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxx.sh b/t/cxx.sh
index 9604ba0c0..7b6551af5 100644
--- a/t/cxx.sh
+++ b/t/cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxx2.sh b/t/cxx2.sh
index 03816b6c6..1d53bf7c3 100644
--- a/t/cxx2.sh
+++ b/t/cxx2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxxcpp.sh b/t/cxxcpp.sh
index 8dcea56cd..9db3425cb 100644
--- a/t/cxxcpp.sh
+++ b/t/cxxcpp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxxlibobj.sh b/t/cxxlibobj.sh
index 46dfab7b7..13ecce7bd 100644
--- a/t/cxxlibobj.sh
+++ b/t/cxxlibobj.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxxlink.sh b/t/cxxlink.sh
index c07f202cd..3bfe5f53d 100644
--- a/t/cxxlink.sh
+++ b/t/cxxlink.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cxxnoc.sh b/t/cxxnoc.sh
index 4732761e9..1c17d2293 100644
--- a/t/cxxnoc.sh
+++ b/t/cxxnoc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cygnus-no-more.sh b/t/cygnus-no-more.sh
index 6d2908452..ae6add31e 100644
--- a/t/cygnus-no-more.sh
+++ b/t/cygnus-no-more.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/cygwin32.sh b/t/cygwin32.sh
index 8d3a74a4a..81a900c38 100644
--- a/t/cygwin32.sh
+++ b/t/cygwin32.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dash.sh b/t/dash.sh
index 3daef19ea..44c716508 100644
--- a/t/dash.sh
+++ b/t/dash.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/defun.sh b/t/defun.sh
index fb5eaec9c..5ef6de4a6 100644
--- a/t/defun.sh
+++ b/t/defun.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/defun2.sh b/t/defun2.sh
index b86458f68..18816332e 100644
--- a/t/defun2.sh
+++ b/t/defun2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu-absolute-builddir.sh b/t/dejagnu-absolute-builddir.sh
index dba1f950f..1c37c66b3 100644
--- a/t/dejagnu-absolute-builddir.sh
+++ b/t/dejagnu-absolute-builddir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu-relative-srcdir.sh b/t/dejagnu-relative-srcdir.sh
index ade7d63be..d26da6400 100644
--- a/t/dejagnu-relative-srcdir.sh
+++ b/t/dejagnu-relative-srcdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu-siteexp-append.sh b/t/dejagnu-siteexp-append.sh
index 5598f8b7e..b9a8f16a2 100644
--- a/t/dejagnu-siteexp-append.sh
+++ b/t/dejagnu-siteexp-append.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu-siteexp-extend.sh b/t/dejagnu-siteexp-extend.sh
index ef030d416..9c6707654 100644
--- a/t/dejagnu-siteexp-extend.sh
+++ b/t/dejagnu-siteexp-extend.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu-siteexp-useredit.sh b/t/dejagnu-siteexp-useredit.sh
index f6182f21a..616e90dfa 100644
--- a/t/dejagnu-siteexp-useredit.sh
+++ b/t/dejagnu-siteexp-useredit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu.sh b/t/dejagnu.sh
index c5d7d6278..cf0138817 100644
--- a/t/dejagnu.sh
+++ b/t/dejagnu.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu2.sh b/t/dejagnu2.sh
index ecdd2d8de..262ec1017 100644
--- a/t/dejagnu2.sh
+++ b/t/dejagnu2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu3.sh b/t/dejagnu3.sh
index 3585e9120..795c18372 100644
--- a/t/dejagnu3.sh
+++ b/t/dejagnu3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu4.sh b/t/dejagnu4.sh
index a9aadccb5..b6ca38a03 100644
--- a/t/dejagnu4.sh
+++ b/t/dejagnu4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu5.sh b/t/dejagnu5.sh
index 3a5303616..caadf983f 100644
--- a/t/dejagnu5.sh
+++ b/t/dejagnu5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu6.sh b/t/dejagnu6.sh
index 8f78b12f3..d7ff5dde8 100644
--- a/t/dejagnu6.sh
+++ b/t/dejagnu6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dejagnu7.sh b/t/dejagnu7.sh
index 5f4f4340b..ef9ce0bef 100644
--- a/t/dejagnu7.sh
+++ b/t/dejagnu7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/deleted-am.sh b/t/deleted-am.sh
index fda641ec0..d7e2e0b9d 100644
--- a/t/deleted-am.sh
+++ b/t/deleted-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/deleted-m4.sh b/t/deleted-m4.sh
index dec9a46bf..e5b434d60 100644
--- a/t/deleted-m4.sh
+++ b/t/deleted-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depacl2.sh b/t/depacl2.sh
index 9074404af..b02aaa05d 100644
--- a/t/depacl2.sh
+++ b/t/depacl2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depcomp-implicit-auxdir.sh b/t/depcomp-implicit-auxdir.sh
index a0f7f590d..a3691a8f8 100644
--- a/t/depcomp-implicit-auxdir.sh
+++ b/t/depcomp-implicit-auxdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depcomp.sh b/t/depcomp.sh
index 047e929e8..7becdc567 100644
--- a/t/depcomp.sh
+++ b/t/depcomp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depcomp2.sh b/t/depcomp2.sh
index af97a5f46..f6e1cbe23 100644
--- a/t/depcomp2.sh
+++ b/t/depcomp2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depcomp8a.sh b/t/depcomp8a.sh
index f811211cb..a25bbecd5 100644
--- a/t/depcomp8a.sh
+++ b/t/depcomp8a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depcomp8b.sh b/t/depcomp8b.sh
index 0acdada4e..14a4ff03d 100644
--- a/t/depcomp8b.sh
+++ b/t/depcomp8b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depdist.sh b/t/depdist.sh
index 5f640c1fe..49ac24c18 100644
--- a/t/depdist.sh
+++ b/t/depdist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depend-postproc.sh b/t/depend-postproc.sh
index 6a915f4f6..73ac8b4fd 100644
--- a/t/depend-postproc.sh
+++ b/t/depend-postproc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depend.sh b/t/depend.sh
index ba49ac560..9c0ff9b05 100644
--- a/t/depend.sh
+++ b/t/depend.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depend3.sh b/t/depend3.sh
index e26a70827..7b69b8b0b 100644
--- a/t/depend3.sh
+++ b/t/depend3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depend4.sh b/t/depend4.sh
index f8dde9935..bcea112ea 100644
--- a/t/depend4.sh
+++ b/t/depend4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depend5.sh b/t/depend5.sh
index 88cb15b27..4819700ae 100644
--- a/t/depend5.sh
+++ b/t/depend5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/depend6.sh b/t/depend6.sh
index 7dffc80b9..66d946d11 100644
--- a/t/depend6.sh
+++ b/t/depend6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/deprecated-acinit.sh b/t/deprecated-acinit.sh
index 8b370e29f..99db49c3b 100644
--- a/t/deprecated-acinit.sh
+++ b/t/deprecated-acinit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/destdir.sh b/t/destdir.sh
index 1696180fa..57c740774 100644
--- a/t/destdir.sh
+++ b/t/destdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dir-named-obj-is-bad.sh b/t/dir-named-obj-is-bad.sh
index 28f78e9b2..91ed2b127 100644
--- a/t/dir-named-obj-is-bad.sh
+++ b/t/dir-named-obj-is-bad.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/discover.sh b/t/discover.sh
index eec6760be..76f968b02 100644
--- a/t/discover.sh
+++ b/t/discover.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-auxdir-many-subdirs.sh b/t/dist-auxdir-many-subdirs.sh
index a44a316b4..00054edc4 100644
--- a/t/dist-auxdir-many-subdirs.sh
+++ b/t/dist-auxdir-many-subdirs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-auxfile-2.sh b/t/dist-auxfile-2.sh
index 21ec903fd..86bc7f28b 100644
--- a/t/dist-auxfile-2.sh
+++ b/t/dist-auxfile-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-auxfile.sh b/t/dist-auxfile.sh
index 842adaa0a..6c164c417 100644
--- a/t/dist-auxfile.sh
+++ b/t/dist-auxfile.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-formats.tap b/t/dist-formats.tap
index dcb67911e..34d88b67c 100644
--- a/t/dist-formats.tap
+++ b/t/dist-formats.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-included-parent-dir.sh b/t/dist-included-parent-dir.sh
index c4993cc85..a1bf8fc80 100644
--- a/t/dist-included-parent-dir.sh
+++ b/t/dist-included-parent-dir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-install-sh.sh b/t/dist-install-sh.sh
index 8800cdd21..45655931f 100644
--- a/t/dist-install-sh.sh
+++ b/t/dist-install-sh.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-lzma.sh b/t/dist-lzma.sh
index 7a4b8f51e..b68a067ee 100644
--- a/t/dist-lzma.sh
+++ b/t/dist-lzma.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-missing-am.sh b/t/dist-missing-am.sh
index ca50a95d0..8cc8049ed 100644
--- a/t/dist-missing-am.sh
+++ b/t/dist-missing-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-missing-included-m4.sh b/t/dist-missing-included-m4.sh
index bc687b1d1..1357a6fe5 100644
--- a/t/dist-missing-included-m4.sh
+++ b/t/dist-missing-included-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-missing-m4.sh b/t/dist-missing-m4.sh
index b42991c6b..c9756913b 100644
--- a/t/dist-missing-m4.sh
+++ b/t/dist-missing-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-no-built-sources.sh b/t/dist-no-built-sources.sh
index dcaaa92fc..e74c99568 100644
--- a/t/dist-no-built-sources.sh
+++ b/t/dist-no-built-sources.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2021-2023 Free Software Foundation, Inc.
+# Copyright (C) 2021-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-pr109765.sh b/t/dist-pr109765.sh
index fdfdb1371..b5a5e842a 100644
--- a/t/dist-pr109765.sh
+++ b/t/dist-pr109765.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-readonly.sh b/t/dist-readonly.sh
index e1e8e0f4a..f2a2c3a42 100644
--- a/t/dist-readonly.sh
+++ b/t/dist-readonly.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-repeated.sh b/t/dist-repeated.sh
index 2566bca9a..6ac125a8c 100644
--- a/t/dist-repeated.sh
+++ b/t/dist-repeated.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-shar.sh b/t/dist-shar.sh
index 95bce63e5..a6c61d783 100644
--- a/t/dist-shar.sh
+++ b/t/dist-shar.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-tarZ.sh b/t/dist-tarZ.sh
index 3988ef7fc..2b96b52b0 100644
--- a/t/dist-tarZ.sh
+++ b/t/dist-tarZ.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-vs-built-sources.sh b/t/dist-vs-built-sources.sh
index 4c73d53b0..7e120519f 100644
--- a/t/dist-vs-built-sources.sh
+++ b/t/dist-vs-built-sources.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2017-2023 Free Software Foundation, Inc.
+# Copyright (C) 2017-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dist-with-unreadable-makefile-fails.sh 
b/t/dist-with-unreadable-makefile-fails.sh
index 37881b163..1d35f6fd0 100644
--- a/t/dist-with-unreadable-makefile-fails.sh
+++ b/t/dist-with-unreadable-makefile-fails.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-configure-flags-am.sh 
b/t/distcheck-configure-flags-am.sh
index 4c99ccc7a..7ad30c55c 100644
--- a/t/distcheck-configure-flags-am.sh
+++ b/t/distcheck-configure-flags-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-configure-flags-subpkg.sh 
b/t/distcheck-configure-flags-subpkg.sh
index 89a8061fe..f703c4f41 100644
--- a/t/distcheck-configure-flags-subpkg.sh
+++ b/t/distcheck-configure-flags-subpkg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-configure-flags.sh b/t/distcheck-configure-flags.sh
index 629aef6a7..f64887a42 100644
--- a/t/distcheck-configure-flags.sh
+++ b/t/distcheck-configure-flags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-hook.sh b/t/distcheck-hook.sh
index 5f46bf867..b79471f8d 100644
--- a/t/distcheck-hook.sh
+++ b/t/distcheck-hook.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-hook2.sh b/t/distcheck-hook2.sh
index 44945deb6..9460ebdda 100644
--- a/t/distcheck-hook2.sh
+++ b/t/distcheck-hook2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-missing-m4.sh b/t/distcheck-missing-m4.sh
index 6ddb94dd8..e7686595c 100644
--- a/t/distcheck-missing-m4.sh
+++ b/t/distcheck-missing-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-no-prefix-or-srcdir-override.sh 
b/t/distcheck-no-prefix-or-srcdir-override.sh
index 8d700512b..e0051f27f 100644
--- a/t/distcheck-no-prefix-or-srcdir-override.sh
+++ b/t/distcheck-no-prefix-or-srcdir-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-outdated-m4.sh b/t/distcheck-outdated-m4.sh
index 7fdcc62ce..8479b9d27 100644
--- a/t/distcheck-outdated-m4.sh
+++ b/t/distcheck-outdated-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-override-dvi.sh b/t/distcheck-override-dvi.sh
index 6a9cb62e9..2cb9c5d30 100644
--- a/t/distcheck-override-dvi.sh
+++ b/t/distcheck-override-dvi.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-override-infodir.sh b/t/distcheck-override-infodir.sh
index c8f090604..019ce4520 100644
--- a/t/distcheck-override-infodir.sh
+++ b/t/distcheck-override-infodir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-pr10470.sh b/t/distcheck-pr10470.sh
index 8ff9a6d73..82c8e5335 100644
--- a/t/distcheck-pr10470.sh
+++ b/t/distcheck-pr10470.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-pr18286.sh b/t/distcheck-pr18286.sh
index 5410e2d71..031cf0770 100644
--- a/t/distcheck-pr18286.sh
+++ b/t/distcheck-pr18286.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2014-2023 Free Software Foundation, Inc.
+# Copyright (C) 2014-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-pr9579.sh b/t/distcheck-pr9579.sh
index 51755ae08..a10107109 100644
--- a/t/distcheck-pr9579.sh
+++ b/t/distcheck-pr9579.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcheck-writable-srcdir.sh b/t/distcheck-writable-srcdir.sh
index dabf3cf87..3695f1ab8 100644
--- a/t/distcheck-writable-srcdir.sh
+++ b/t/distcheck-writable-srcdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcleancheck.sh b/t/distcleancheck.sh
index 6b6b04829..b2c1d697e 100644
--- a/t/distcleancheck.sh
+++ b/t/distcleancheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcom-subdir.sh b/t/distcom-subdir.sh
index 419661c42..9688783ca 100644
--- a/t/distcom-subdir.sh
+++ b/t/distcom-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcom2.sh b/t/distcom2.sh
index 3c42e670b..5e81c0b17 100644
--- a/t/distcom2.sh
+++ b/t/distcom2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcom3.sh b/t/distcom3.sh
index c38aedb3f..9b42dcc20 100644
--- a/t/distcom3.sh
+++ b/t/distcom3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcom4.sh b/t/distcom4.sh
index 21fb4326f..540119a7a 100644
--- a/t/distcom4.sh
+++ b/t/distcom4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distcom5.sh b/t/distcom5.sh
index 98aa11a9b..97dcd35dc 100644
--- a/t/distcom5.sh
+++ b/t/distcom5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distdir.sh b/t/distdir.sh
index acc17e3e6..0562d6d0e 100644
--- a/t/distdir.sh
+++ b/t/distdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/disthook.sh b/t/disthook.sh
index 2980dc253..b2c12d17c 100644
--- a/t/disthook.sh
+++ b/t/disthook.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distlinks.sh b/t/distlinks.sh
index 0a3674daf..4b50fb2c7 100644
--- a/t/distlinks.sh
+++ b/t/distlinks.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distlinksbrk.sh b/t/distlinksbrk.sh
index 1d0bf138c..1e6660402 100644
--- a/t/distlinksbrk.sh
+++ b/t/distlinksbrk.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/distname.sh b/t/distname.sh
index 2929084d5..5fd9fdede 100644
--- a/t/distname.sh
+++ b/t/distname.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dmalloc.sh b/t/dmalloc.sh
index 96fbfdb13..c16d8feb6 100644
--- a/t/dmalloc.sh
+++ b/t/dmalloc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/doc-parsing-buglets-colneq-subst.sh 
b/t/doc-parsing-buglets-colneq-subst.sh
index b8129dba9..585f32f30 100644
--- a/t/doc-parsing-buglets-colneq-subst.sh
+++ b/t/doc-parsing-buglets-colneq-subst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/doc-parsing-buglets-tabs.sh b/t/doc-parsing-buglets-tabs.sh
index fdd1039d6..353f27362 100644
--- a/t/doc-parsing-buglets-tabs.sh
+++ b/t/doc-parsing-buglets-tabs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dollar.sh b/t/dollar.sh
index 96c16b6e7..b00886e38 100644
--- a/t/dollar.sh
+++ b/t/dollar.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dollarvar.sh b/t/dollarvar.sh
index cddd3ea9a..10348c48b 100644
--- a/t/dollarvar.sh
+++ b/t/dollarvar.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dollarvar2.sh b/t/dollarvar2.sh
index 4fc99fd33..e48f00eea 100644
--- a/t/dollarvar2.sh
+++ b/t/dollarvar2.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/double.sh b/t/double.sh
index 186d7208d..0e350c426 100644
--- a/t/double.sh
+++ b/t/double.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/dup2.sh b/t/dup2.sh
index dfe93650c..17baa703a 100644
--- a/t/dup2.sh
+++ b/t/dup2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/else.sh b/t/else.sh
index 65619272d..697ecb919 100644
--- a/t/else.sh
+++ b/t/else.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/empty-data-primary.sh b/t/empty-data-primary.sh
index cbda956b7..3dbb67313 100644
--- a/t/empty-data-primary.sh
+++ b/t/empty-data-primary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/empty-sources-primary.tap b/t/empty-sources-primary.tap
index 0d1361917..08fbc118f 100644
--- a/t/empty-sources-primary.tap
+++ b/t/empty-sources-primary.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exdir.sh b/t/exdir.sh
index 8bbe805b6..fd739502b 100644
--- a/t/exdir.sh
+++ b/t/exdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exdir2.sh b/t/exdir2.sh
index 393ba86ca..c4ab6d0d3 100644
--- a/t/exdir2.sh
+++ b/t/exdir2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exdir3.sh b/t/exdir3.sh
index e0e1ddcbb..7e0eaa100 100644
--- a/t/exdir3.sh
+++ b/t/exdir3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exeext.sh b/t/exeext.sh
index fcb2b102a..c1745a0cb 100644
--- a/t/exeext.sh
+++ b/t/exeext.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exeext2.sh b/t/exeext2.sh
index 85f0f7d67..7c89972cc 100644
--- a/t/exeext2.sh
+++ b/t/exeext2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exeext3.sh b/t/exeext3.sh
index 13126017f..2c059fca9 100644
--- a/t/exeext3.sh
+++ b/t/exeext3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/exeext4.sh b/t/exeext4.sh
index 04114c5b6..7ddb14849 100644
--- a/t/exeext4.sh
+++ b/t/exeext4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ext.sh b/t/ext.sh
index aa1e2ee53..969032ce9 100644
--- a/t/ext.sh
+++ b/t/ext.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ext2.sh b/t/ext2.sh
index 787fe401b..d77269842 100644
--- a/t/ext2.sh
+++ b/t/ext2.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ext3.sh b/t/ext3.sh
index ef6cc6143..e739e85af 100644
--- a/t/ext3.sh
+++ b/t/ext3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-data.sh b/t/extra-data.sh
index 2f5f16266..3038a0029 100644
--- a/t/extra-data.sh
+++ b/t/extra-data.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-deps-lt.sh b/t/extra-deps-lt.sh
index 2edf1ba1e..ff125d655 100644
--- a/t/extra-deps-lt.sh
+++ b/t/extra-deps-lt.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-deps.sh b/t/extra-deps.sh
index 3fa4b26e8..5519e6542 100644
--- a/t/extra-deps.sh
+++ b/t/extra-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-dist-dirs-and-subdirs.sh b/t/extra-dist-dirs-and-subdirs.sh
index 2b01c4b32..133d9b4f7 100644
--- a/t/extra-dist-dirs-and-subdirs.sh
+++ b/t/extra-dist-dirs-and-subdirs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-dist-vpath-dir-merge.sh b/t/extra-dist-vpath-dir-merge.sh
index a335f754f..6858626e9 100644
--- a/t/extra-dist-vpath-dir-merge.sh
+++ b/t/extra-dist-vpath-dir-merge.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-dist-vpath-dir.sh b/t/extra-dist-vpath-dir.sh
index fdec434af..b6e5a341b 100644
--- a/t/extra-dist-vpath-dir.sh
+++ b/t/extra-dist-vpath-dir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-dist-wildcards-gnu.sh b/t/extra-dist-wildcards-gnu.sh
index f805b5f24..7b2ea6a04 100644
--- a/t/extra-dist-wildcards-gnu.sh
+++ b/t/extra-dist-wildcards-gnu.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-dist-wildcards-vpath.sh b/t/extra-dist-wildcards-vpath.sh
index 431295b6a..e2ea5de78 100644
--- a/t/extra-dist-wildcards-vpath.sh
+++ b/t/extra-dist-wildcards-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-dist-wildcards.sh b/t/extra-dist-wildcards.sh
index 12b2b0076..5ff290205 100644
--- a/t/extra-dist-wildcards.sh
+++ b/t/extra-dist-wildcards.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-portability.sh b/t/extra-portability.sh
index a40bc2b36..52c61be5f 100644
--- a/t/extra-portability.sh
+++ b/t/extra-portability.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-portability2.sh b/t/extra-portability2.sh
index 94404e324..a4a16337f 100644
--- a/t/extra-portability2.sh
+++ b/t/extra-portability2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-portability3.sh b/t/extra-portability3.sh
index 5220ae125..768d19590 100644
--- a/t/extra-portability3.sh
+++ b/t/extra-portability3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-programs-and-libs.sh b/t/extra-programs-and-libs.sh
index cd0e35fd7..8aa16ae06 100644
--- a/t/extra-programs-and-libs.sh
+++ b/t/extra-programs-and-libs.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-programs-empty.sh b/t/extra-programs-empty.sh
index 4ebe40567..0290d9485 100644
--- a/t/extra-programs-empty.sh
+++ b/t/extra-programs-empty.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-programs-misc.sh b/t/extra-programs-misc.sh
index 3dc4f6cb8..2101c5f89 100644
--- a/t/extra-programs-misc.sh
+++ b/t/extra-programs-misc.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-sources-no-spurious.sh b/t/extra-sources-no-spurious.sh
index e275340c0..3be7b1c62 100644
--- a/t/extra-sources-no-spurious.sh
+++ b/t/extra-sources-no-spurious.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra-sources.sh b/t/extra-sources.sh
index 5477cb97f..43de702ca 100644
--- a/t/extra-sources.sh
+++ b/t/extra-sources.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/extra.sh b/t/extra.sh
index 5cc7b027e..5eb3b88bd 100644
--- a/t/extra.sh
+++ b/t/extra.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/f90only.sh b/t/f90only.sh
index 56a2b52fa..6bd7c3d3f 100644
--- a/t/f90only.sh
+++ b/t/f90only.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/flavor.sh b/t/flavor.sh
index 2291bdf40..c88c4646d 100644
--- a/t/flavor.sh
+++ b/t/flavor.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/flibs.sh b/t/flibs.sh
index e7b0dcc4a..b7681db46 100644
--- a/t/flibs.sh
+++ b/t/flibs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fn99.sh b/t/fn99.sh
index 62745b296..22b4b8c97 100644
--- a/t/fn99.sh
+++ b/t/fn99.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fn99subdir.sh b/t/fn99subdir.sh
index 75db86d88..69ed73072 100644
--- a/t/fn99subdir.sh
+++ b/t/fn99subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fnoc.sh b/t/fnoc.sh
index 7d6b49096..625a31be4 100644
--- a/t/fnoc.sh
+++ b/t/fnoc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fonly.sh b/t/fonly.sh
index a1ff6c915..0a7cf8da6 100644
--- a/t/fonly.sh
+++ b/t/fonly.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/forcemiss.sh b/t/forcemiss.sh
index 9aa8ff6d5..62732cbed 100644
--- a/t/forcemiss.sh
+++ b/t/forcemiss.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/forcemiss2.sh b/t/forcemiss2.sh
index df534ee14..0341cc55c 100644
--- a/t/forcemiss2.sh
+++ b/t/forcemiss2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fort1.sh b/t/fort1.sh
index 7d2d9e3a3..113764418 100644
--- a/t/fort1.sh
+++ b/t/fort1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fort2.sh b/t/fort2.sh
index b0e4c5313..9a61d3833 100644
--- a/t/fort2.sh
+++ b/t/fort2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fort4.sh b/t/fort4.sh
index 5ea152439..7d98e3003 100644
--- a/t/fort4.sh
+++ b/t/fort4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fort5.sh b/t/fort5.sh
index c7568aee8..6fc9945de 100644
--- a/t/fort5.sh
+++ b/t/fort5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/fortdep.sh b/t/fortdep.sh
index edf4600dc..51831008d 100644
--- a/t/fortdep.sh
+++ b/t/fortdep.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gcj.sh b/t/gcj.sh
index fba05119f..a94606340 100644
--- a/t/gcj.sh
+++ b/t/gcj.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gcj2.sh b/t/gcj2.sh
index ffea44ece..80d01934e 100644
--- a/t/gcj2.sh
+++ b/t/gcj2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gcj3.sh b/t/gcj3.sh
index 862189f2e..003862bbf 100644
--- a/t/gcj3.sh
+++ b/t/gcj3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gcj4.sh b/t/gcj4.sh
index 03d039cf0..bf9a3fc84 100644
--- a/t/gcj4.sh
+++ b/t/gcj4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gcj5.sh b/t/gcj5.sh
index 21c34d72b..d291674cb 100644
--- a/t/gcj5.sh
+++ b/t/gcj5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gcj6.sh b/t/gcj6.sh
index 3624e31db..6c80a9107 100644
--- a/t/gcj6.sh
+++ b/t/gcj6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/get-sysconf.sh b/t/get-sysconf.sh
index 0f50f7b9a..97bdbe7cf 100644
--- a/t/get-sysconf.sh
+++ b/t/get-sysconf.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gettext-basics.sh b/t/gettext-basics.sh
index cb2101086..572f4a331 100644
--- a/t/gettext-basics.sh
+++ b/t/gettext-basics.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gettext-config-rpath.sh b/t/gettext-config-rpath.sh
index 522b42fce..6807f0a4f 100644
--- a/t/gettext-config-rpath.sh
+++ b/t/gettext-config-rpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gettext-external-pr338.sh b/t/gettext-external-pr338.sh
index 83f4cc158..47472f2aa 100644
--- a/t/gettext-external-pr338.sh
+++ b/t/gettext-external-pr338.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gettext-intl-subdir.sh b/t/gettext-intl-subdir.sh
index d12be387f..7f2a05e62 100644
--- a/t/gettext-intl-subdir.sh
+++ b/t/gettext-intl-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gettext-macros.sh b/t/gettext-macros.sh
index 1376be81e..63a662084 100644
--- a/t/gettext-macros.sh
+++ b/t/gettext-macros.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gettext-pr381.sh b/t/gettext-pr381.sh
index cac197271..3073ce58b 100644
--- a/t/gettext-pr381.sh
+++ b/t/gettext-pr381.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gnits.sh b/t/gnits.sh
index 16e52496d..619455ac4 100644
--- a/t/gnits.sh
+++ b/t/gnits.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gnits2.sh b/t/gnits2.sh
index 3351d0541..d9f6b480d 100644
--- a/t/gnits2.sh
+++ b/t/gnits2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gnits3.sh b/t/gnits3.sh
index 4d6866ed3..51532a51a 100644
--- a/t/gnits3.sh
+++ b/t/gnits3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gnumake.sh b/t/gnumake.sh
index 468d98b09..225af59d8 100644
--- a/t/gnumake.sh
+++ b/t/gnumake.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gnuwarn.sh b/t/gnuwarn.sh
index 66850fc58..d029b3e42 100644
--- a/t/gnuwarn.sh
+++ b/t/gnuwarn.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/gnuwarn2.sh b/t/gnuwarn2.sh
index e89388a9d..6239d3d88 100644
--- a/t/gnuwarn2.sh
+++ b/t/gnuwarn2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/hdr-vars-defined-once.sh b/t/hdr-vars-defined-once.sh
index 344772136..0643bb2e5 100644
--- a/t/hdr-vars-defined-once.sh
+++ b/t/hdr-vars-defined-once.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/header.sh b/t/header.sh
index b98955957..3fc977d56 100644
--- a/t/header.sh
+++ b/t/header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-depend.sh b/t/help-depend.sh
index e7c53f311..5ace45d1c 100644
--- a/t/help-depend.sh
+++ b/t/help-depend.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-depend2.sh b/t/help-depend2.sh
index 391d74180..46999a5fe 100644
--- a/t/help-depend2.sh
+++ b/t/help-depend2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-dmalloc.sh b/t/help-dmalloc.sh
index bff9de331..90a42f577 100644
--- a/t/help-dmalloc.sh
+++ b/t/help-dmalloc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-init.sh b/t/help-init.sh
index e537d314d..242434b3c 100644
--- a/t/help-init.sh
+++ b/t/help-init.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-lispdir.sh b/t/help-lispdir.sh
index 7c61ea75b..bf5ee6395 100644
--- a/t/help-lispdir.sh
+++ b/t/help-lispdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-python.sh b/t/help-python.sh
index 9c2fd30b7..fa50aff43 100644
--- a/t/help-python.sh
+++ b/t/help-python.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-silent.sh b/t/help-silent.sh
index 9f4bb7728..74fa7b022 100644
--- a/t/help-silent.sh
+++ b/t/help-silent.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help-upc.sh b/t/help-upc.sh
index d95737dc7..238aa80a1 100644
--- a/t/help-upc.sh
+++ b/t/help-upc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help.sh b/t/help.sh
index 280621125..faa033727 100644
--- a/t/help.sh
+++ b/t/help.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help2.sh b/t/help2.sh
index 08bde0873..cf6ad9c6b 100644
--- a/t/help2.sh
+++ b/t/help2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help3.sh b/t/help3.sh
index 272871099..4ca44276e 100644
--- a/t/help3.sh
+++ b/t/help3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/help4.sh b/t/help4.sh
index b9670155c..74c1d9e1f 100644
--- a/t/help4.sh
+++ b/t/help4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/hfs.sh b/t/hfs.sh
index 0a22c8d9d..c5ca5613f 100644
--- a/t/hfs.sh
+++ b/t/hfs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/implicit.sh b/t/implicit.sh
index b038fd840..3fa98cc1b 100644
--- a/t/implicit.sh
+++ b/t/implicit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/init.sh b/t/init.sh
index 9d757fd93..74371efc6 100644
--- a/t/init.sh
+++ b/t/init.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/init2.sh b/t/init2.sh
index b28cb3763..dac770995 100644
--- a/t/init2.sh
+++ b/t/init2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/install-info-dir.sh b/t/install-info-dir.sh
index 4d64f2a98..0852bcb8c 100644
--- a/t/install-info-dir.sh
+++ b/t/install-info-dir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/install-sh-option-C.sh b/t/install-sh-option-C.sh
index a76ec4874..093cf01e6 100644
--- a/t/install-sh-option-C.sh
+++ b/t/install-sh-option-C.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/install-sh-option-S.sh b/t/install-sh-option-S.sh
index 5f818ae45..afc0a147e 100644
--- a/t/install-sh-option-S.sh
+++ b/t/install-sh-option-S.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/install-sh-unittests.sh b/t/install-sh-unittests.sh
index c3e08f9d8..11f3093b3 100644
--- a/t/install-sh-unittests.sh
+++ b/t/install-sh-unittests.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/installdir.sh b/t/installdir.sh
index c57dee802..786104b0d 100644
--- a/t/installdir.sh
+++ b/t/installdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdat.sh b/t/instdat.sh
index 5b99b61eb..f23d0ef95 100644
--- a/t/instdat.sh
+++ b/t/instdat.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdat2.sh b/t/instdat2.sh
index 8a890dfb4..9ed2f1b8d 100644
--- a/t/instdat2.sh
+++ b/t/instdat2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-cond.sh b/t/instdir-cond.sh
index ab0df81a7..6ba347ebf 100644
--- a/t/instdir-cond.sh
+++ b/t/instdir-cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-cond2.sh b/t/instdir-cond2.sh
index 2024ad9b4..2b3c4c05e 100644
--- a/t/instdir-cond2.sh
+++ b/t/instdir-cond2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-java.sh b/t/instdir-java.sh
index 2e0eff94a..2d2ec04a3 100644
--- a/t/instdir-java.sh
+++ b/t/instdir-java.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-lisp.sh b/t/instdir-lisp.sh
index 57307dd34..bc618f6c1 100644
--- a/t/instdir-lisp.sh
+++ b/t/instdir-lisp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-ltlib.sh b/t/instdir-ltlib.sh
index 8fc0839e4..b56dfd6e0 100644
--- a/t/instdir-ltlib.sh
+++ b/t/instdir-ltlib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-no-empty.sh b/t/instdir-no-empty.sh
index bb48b9e39..29306f11c 100644
--- a/t/instdir-no-empty.sh
+++ b/t/instdir-no-empty.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-prog.sh b/t/instdir-prog.sh
index a69713088..7ee40fee5 100644
--- a/t/instdir-prog.sh
+++ b/t/instdir-prog.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-python.sh b/t/instdir-python.sh
index edeab8d1c..6652f3498 100644
--- a/t/instdir-python.sh
+++ b/t/instdir-python.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir-texi.sh b/t/instdir-texi.sh
index bd051c171..52440f336 100644
--- a/t/instdir-texi.sh
+++ b/t/instdir-texi.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir.sh b/t/instdir.sh
index 543f93da8..8fd171ed4 100644
--- a/t/instdir.sh
+++ b/t/instdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instdir2.sh b/t/instdir2.sh
index e92e13ace..b15ed6445 100644
--- a/t/instdir2.sh
+++ b/t/instdir2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instexec.sh b/t/instexec.sh
index 39441e77b..83686e60e 100644
--- a/t/instexec.sh
+++ b/t/instexec.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instfail-info.sh b/t/instfail-info.sh
index dc484875a..bf4e9100f 100644
--- a/t/instfail-info.sh
+++ b/t/instfail-info.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instfail-java.sh b/t/instfail-java.sh
index 1634e8f61..6451d2295 100644
--- a/t/instfail-java.sh
+++ b/t/instfail-java.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instfail-libtool.sh b/t/instfail-libtool.sh
index 7740dc0cb..7df370f1c 100644
--- a/t/instfail-libtool.sh
+++ b/t/instfail-libtool.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instfail.sh b/t/instfail.sh
index ce03b9d99..046762b1d 100644
--- a/t/instfail.sh
+++ b/t/instfail.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/insthook.sh b/t/insthook.sh
index 95fb53ad5..b9fea85f1 100644
--- a/t/insthook.sh
+++ b/t/insthook.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instman.sh b/t/instman.sh
index 93ba8c1d0..3ab110709 100644
--- a/t/instman.sh
+++ b/t/instman.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instman2.sh b/t/instman2.sh
index 4b31c2665..f08239a87 100644
--- a/t/instman2.sh
+++ b/t/instman2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instmany-mans.sh b/t/instmany-mans.sh
index 8c30550fa..bbf10ddf0 100644
--- a/t/instmany-mans.sh
+++ b/t/instmany-mans.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instmany-python.sh b/t/instmany-python.sh
index b3cff6893..a28b88e23 100644
--- a/t/instmany-python.sh
+++ b/t/instmany-python.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instmany.sh b/t/instmany.sh
index 8b5229b51..99b6f8a3c 100644
--- a/t/instmany.sh
+++ b/t/instmany.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/instspc.tap b/t/instspc.tap
index 00841bca2..ed2f4c71a 100644
--- a/t/instspc.tap
+++ b/t/instspc.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/interp.sh b/t/interp.sh
index 605cfa246..4bafab418 100644
--- a/t/interp.sh
+++ b/t/interp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/interp2.sh b/t/interp2.sh
index fca5aa8a1..929b7cab1 100644
--- a/t/interp2.sh
+++ b/t/interp2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-check.sh b/t/java-check.sh
index 05827bd78..09008cda8 100644
--- a/t/java-check.sh
+++ b/t/java-check.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-clean.sh b/t/java-clean.sh
index c2faf45cf..1602d12ab 100644
--- a/t/java-clean.sh
+++ b/t/java-clean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-compile-install.sh b/t/java-compile-install.sh
index 267f6a7bf..da859a836 100644
--- a/t/java-compile-install.sh
+++ b/t/java-compile-install.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-compile-run-flat.sh b/t/java-compile-run-flat.sh
index e6b3a7283..bac7678bf 100644
--- a/t/java-compile-run-flat.sh
+++ b/t/java-compile-run-flat.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-compile-run-nested.sh b/t/java-compile-run-nested.sh
index 568e9fc94..e1ded7da1 100644
--- a/t/java-compile-run-nested.sh
+++ b/t/java-compile-run-nested.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-empty-classpath.sh b/t/java-empty-classpath.sh
index e370d4db4..75c5ff4e4 100644
--- a/t/java-empty-classpath.sh
+++ b/t/java-empty-classpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-extra.sh b/t/java-extra.sh
index c6576ed5e..47a0ec072 100644
--- a/t/java-extra.sh
+++ b/t/java-extra.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-mix.sh b/t/java-mix.sh
index 62647a06d..b288e43dc 100644
--- a/t/java-mix.sh
+++ b/t/java-mix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-no-duplicate.sh b/t/java-no-duplicate.sh
index 3039e0752..197ae2dc0 100644
--- a/t/java-no-duplicate.sh
+++ b/t/java-no-duplicate.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-nobase.sh b/t/java-nobase.sh
index 2d273550a..dead85364 100644
--- a/t/java-nobase.sh
+++ b/t/java-nobase.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-noinst.sh b/t/java-noinst.sh
index c0a3126b0..849f62971 100644
--- a/t/java-noinst.sh
+++ b/t/java-noinst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-rebuild.sh b/t/java-rebuild.sh
index 8eddd28d3..9404d7340 100644
--- a/t/java-rebuild.sh
+++ b/t/java-rebuild.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-sources.sh b/t/java-sources.sh
index 7b21951de..1dc90c990 100644
--- a/t/java-sources.sh
+++ b/t/java-sources.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java-uninstall.sh b/t/java-uninstall.sh
index bd7916343..8eed3b5ef 100644
--- a/t/java-uninstall.sh
+++ b/t/java-uninstall.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java.sh b/t/java.sh
index 880f8cf75..9f3cc5447 100644
--- a/t/java.sh
+++ b/t/java.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java2.sh b/t/java2.sh
index 79cae2c7a..5662c7474 100644
--- a/t/java2.sh
+++ b/t/java2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/java3.sh b/t/java3.sh
index db88dfed3..b37183d5a 100644
--- a/t/java3.sh
+++ b/t/java3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/javadir-undefined.sh b/t/javadir-undefined.sh
index bc588b991..39ba30cc0 100644
--- a/t/javadir-undefined.sh
+++ b/t/javadir-undefined.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/javaflags.sh b/t/javaflags.sh
index b9e291cc7..9c79d0294 100644
--- a/t/javaflags.sh
+++ b/t/javaflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/javaprim.sh b/t/javaprim.sh
index e5e6c55a6..a45f0f651 100644
--- a/t/javaprim.sh
+++ b/t/javaprim.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/javasubst.sh b/t/javasubst.sh
index 9ab51cc0c..0d9b78782 100644
--- a/t/javasubst.sh
+++ b/t/javasubst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ldadd.sh b/t/ldadd.sh
index 2aa361643..b21a2c2b4 100644
--- a/t/ldadd.sh
+++ b/t/ldadd.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ldflags.sh b/t/ldflags.sh
index 341e5ac51..a65535164 100644
--- a/t/ldflags.sh
+++ b/t/ldflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-args.sh b/t/lex-args.sh
index 669c0e559..075accaf6 100644
--- a/t/lex-args.sh
+++ b/t/lex-args.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright (C) 2023-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-clean-cxx.sh b/t/lex-clean-cxx.sh
index fea054457..fdaade656 100644
--- a/t/lex-clean-cxx.sh
+++ b/t/lex-clean-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-clean.sh b/t/lex-clean.sh
index a966b4b07..14bad09d9 100644
--- a/t/lex-clean.sh
+++ b/t/lex-clean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-depend-cxx.sh b/t/lex-depend-cxx.sh
index cc7004eab..081ffd6c5 100644
--- a/t/lex-depend-cxx.sh
+++ b/t/lex-depend-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-depend-grep.sh b/t/lex-depend-grep.sh
index bac9be87c..023b796d5 100644
--- a/t/lex-depend-grep.sh
+++ b/t/lex-depend-grep.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-depend.sh b/t/lex-depend.sh
index 68cc5ee7b..9b28166c0 100644
--- a/t/lex-depend.sh
+++ b/t/lex-depend.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-header.sh b/t/lex-header.sh
index 48b42457a..2dd5a4ffc 100644
--- a/t/lex-header.sh
+++ b/t/lex-header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-lib-external.sh b/t/lex-lib-external.sh
index 25ad2a39b..30fc25b15 100644
--- a/t/lex-lib-external.sh
+++ b/t/lex-lib-external.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-lib.sh b/t/lex-lib.sh
index 7734fd228..2bb0c9604 100644
--- a/t/lex-lib.sh
+++ b/t/lex-lib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-libobj.sh b/t/lex-libobj.sh
index 6e36a98ed..425382789 100644
--- a/t/lex-libobj.sh
+++ b/t/lex-libobj.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-line.sh b/t/lex-line.sh
index 5f9145847..90c77c294 100644
--- a/t/lex-line.sh
+++ b/t/lex-line.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-multiple.sh b/t/lex-multiple.sh
index 32dd854b6..73bb18d23 100644
--- a/t/lex-multiple.sh
+++ b/t/lex-multiple.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-nodist.sh b/t/lex-nodist.sh
index 29f0cb0ec..f15cbf76e 100644
--- a/t/lex-nodist.sh
+++ b/t/lex-nodist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-noyywrap.sh b/t/lex-noyywrap.sh
index 5ec68b9ba..40f044851 100644
--- a/t/lex-noyywrap.sh
+++ b/t/lex-noyywrap.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-pr204.sh b/t/lex-pr204.sh
index cbad1c266..d014c4328 100644
--- a/t/lex-pr204.sh
+++ b/t/lex-pr204.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex-subobj-nodep.sh b/t/lex-subobj-nodep.sh
index 8ef4d68b1..a29c6001d 100644
--- a/t/lex-subobj-nodep.sh
+++ b/t/lex-subobj-nodep.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex.sh b/t/lex.sh
index f24cee2e1..7ee428348 100644
--- a/t/lex.sh
+++ b/t/lex.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex2.sh b/t/lex2.sh
index a54c12115..6876d2b8b 100644
--- a/t/lex2.sh
+++ b/t/lex2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex3.sh b/t/lex3.sh
index 4a20f85da..fc3926957 100644
--- a/t/lex3.sh
+++ b/t/lex3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lex5.sh b/t/lex5.sh
index 687903e65..93b670665 100644
--- a/t/lex5.sh
+++ b/t/lex5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lexcpp.sh b/t/lexcpp.sh
index 3a967dc9d..0072f6579 100644
--- a/t/lexcpp.sh
+++ b/t/lexcpp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lexvpath.sh b/t/lexvpath.sh
index d064fd2bd..4958d279d 100644
--- a/t/lexvpath.sh
+++ b/t/lexvpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lflags-cxx.sh b/t/lflags-cxx.sh
index 4437c200c..e3b66bc8d 100644
--- a/t/lflags-cxx.sh
+++ b/t/lflags-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lflags.sh b/t/lflags.sh
index c3b070505..9e832c2e6 100644
--- a/t/lflags.sh
+++ b/t/lflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libexec.sh b/t/libexec.sh
index 67bc80062..eb68ca014 100644
--- a/t/libexec.sh
+++ b/t/libexec.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj-basic.sh b/t/libobj-basic.sh
index 0e513e7c5..622b81925 100644
--- a/t/libobj-basic.sh
+++ b/t/libobj-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj-no-dependency-tracking.sh 
b/t/libobj-no-dependency-tracking.sh
index 86fd96e25..b3370ed9c 100644
--- a/t/libobj-no-dependency-tracking.sh
+++ b/t/libobj-no-dependency-tracking.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2017-2023 Free Software Foundation, Inc.
+# Copyright (C) 2017-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj10.sh b/t/libobj10.sh
index 60797980e..a14039b25 100644
--- a/t/libobj10.sh
+++ b/t/libobj10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj12.sh b/t/libobj12.sh
index 3fa351213..5e37918bf 100644
--- a/t/libobj12.sh
+++ b/t/libobj12.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj13.sh b/t/libobj13.sh
index 480c27429..ce42f2790 100644
--- a/t/libobj13.sh
+++ b/t/libobj13.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj14.sh b/t/libobj14.sh
index 36212720f..e3b71d6c7 100644
--- a/t/libobj14.sh
+++ b/t/libobj14.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj15a.sh b/t/libobj15a.sh
index 58694462d..181f290c0 100644
--- a/t/libobj15a.sh
+++ b/t/libobj15a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj15b.sh b/t/libobj15b.sh
index d15564aa8..a1bbb1036 100644
--- a/t/libobj15b.sh
+++ b/t/libobj15b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj15c.sh b/t/libobj15c.sh
index 8d8d7345f..9a05a1eb7 100644
--- a/t/libobj15c.sh
+++ b/t/libobj15c.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj16a.sh b/t/libobj16a.sh
index 0a8e058b8..0864b06b5 100644
--- a/t/libobj16a.sh
+++ b/t/libobj16a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj16b.sh b/t/libobj16b.sh
index 5582ebab8..f796712d7 100644
--- a/t/libobj16b.sh
+++ b/t/libobj16b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj17.sh b/t/libobj17.sh
index 721ced614..d5223438f 100644
--- a/t/libobj17.sh
+++ b/t/libobj17.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj18.sh b/t/libobj18.sh
index 0679062be..03e249f6f 100644
--- a/t/libobj18.sh
+++ b/t/libobj18.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj19.sh b/t/libobj19.sh
index 965ea188d..89ce9a247 100644
--- a/t/libobj19.sh
+++ b/t/libobj19.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj2.sh b/t/libobj2.sh
index d5719d63d..798d7b5c5 100644
--- a/t/libobj2.sh
+++ b/t/libobj2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj20a.sh b/t/libobj20a.sh
index 6be2a5e1b..47033c7a0 100644
--- a/t/libobj20a.sh
+++ b/t/libobj20a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj20b.sh b/t/libobj20b.sh
index a51ce9bc2..08524b31f 100644
--- a/t/libobj20b.sh
+++ b/t/libobj20b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj20c.sh b/t/libobj20c.sh
index 69dbab534..d250b385c 100644
--- a/t/libobj20c.sh
+++ b/t/libobj20c.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj3.sh b/t/libobj3.sh
index 33f97f80e..3ebe0b237 100644
--- a/t/libobj3.sh
+++ b/t/libobj3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj4.sh b/t/libobj4.sh
index 14390118e..e751a4a22 100644
--- a/t/libobj4.sh
+++ b/t/libobj4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj5.sh b/t/libobj5.sh
index 3acc793e0..80bc657cb 100644
--- a/t/libobj5.sh
+++ b/t/libobj5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libobj7.sh b/t/libobj7.sh
index b5cf9b12d..0373f903f 100644
--- a/t/libobj7.sh
+++ b/t/libobj7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/library.sh b/t/library.sh
index 5539e1764..e5ce4b73e 100644
--- a/t/library.sh
+++ b/t/library.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/library2.sh b/t/library2.sh
index 623fc7c44..3289a0fa3 100644
--- a/t/library2.sh
+++ b/t/library2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/library3.sh b/t/library3.sh
index a084f41ed..4819d3bee 100644
--- a/t/library3.sh
+++ b/t/library3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtoo10.sh b/t/libtoo10.sh
index 3b41a3e13..daa609b5f 100644
--- a/t/libtoo10.sh
+++ b/t/libtoo10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtoo11.sh b/t/libtoo11.sh
index c8d6d6f1c..954cd0446 100644
--- a/t/libtoo11.sh
+++ b/t/libtoo11.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool-macros.sh b/t/libtool-macros.sh
index 6d88f559e..9322729f0 100644
--- a/t/libtool-macros.sh
+++ b/t/libtool-macros.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool.sh b/t/libtool.sh
index 1062824bc..b191acdf3 100644
--- a/t/libtool.sh
+++ b/t/libtool.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool2.sh b/t/libtool2.sh
index ecbf3946f..71d570949 100644
--- a/t/libtool2.sh
+++ b/t/libtool2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool3.sh b/t/libtool3.sh
index c29781ff1..c81024d93 100644
--- a/t/libtool3.sh
+++ b/t/libtool3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool4.sh b/t/libtool4.sh
index ee4adf80e..e351f54d0 100644
--- a/t/libtool4.sh
+++ b/t/libtool4.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool5.sh b/t/libtool5.sh
index 47e9f4820..bab6df027 100644
--- a/t/libtool5.sh
+++ b/t/libtool5.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool6.sh b/t/libtool6.sh
index 7b499dd8c..5cecab5a3 100644
--- a/t/libtool6.sh
+++ b/t/libtool6.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool7.sh b/t/libtool7.sh
index 2e02d4342..228e048a4 100644
--- a/t/libtool7.sh
+++ b/t/libtool7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool8.sh b/t/libtool8.sh
index 5ccfd9f18..e7a414657 100644
--- a/t/libtool8.sh
+++ b/t/libtool8.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/libtool9.sh b/t/libtool9.sh
index 8a5af077b..eee016b59 100644
--- a/t/libtool9.sh
+++ b/t/libtool9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/license.sh b/t/license.sh
index 90bfaaf70..a3ca03c0f 100644
--- a/t/license.sh
+++ b/t/license.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/license2.sh b/t/license2.sh
index e510f35bb..a82e597c1 100644
--- a/t/license2.sh
+++ b/t/license2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_c_cxx.sh b/t/link_c_cxx.sh
index 279a4c8ec..14bbb5179 100644
--- a/t/link_c_cxx.sh
+++ b/t/link_c_cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_cond.sh b/t/link_cond.sh
index 889623131..88f3c3739 100644
--- a/t/link_cond.sh
+++ b/t/link_cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_dist.sh b/t/link_dist.sh
index c59380a0a..7da3a12cb 100644
--- a/t/link_dist.sh
+++ b/t/link_dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_f90_only.sh b/t/link_f90_only.sh
index 841a246bf..2dbe57ba1 100644
--- a/t/link_f90_only.sh
+++ b/t/link_f90_only.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_f_only.sh b/t/link_f_only.sh
index 012113d3c..7d7d89b57 100644
--- a/t/link_f_only.sh
+++ b/t/link_f_only.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_fc.sh b/t/link_fc.sh
index 3e2b1406c..fa424b48e 100644
--- a/t/link_fc.sh
+++ b/t/link_fc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_fccxx.sh b/t/link_fccxx.sh
index f2dbf19e8..d745be852 100644
--- a/t/link_fccxx.sh
+++ b/t/link_fccxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_fcxx.sh b/t/link_fcxx.sh
index c830e4137..7c120167b 100644
--- a/t/link_fcxx.sh
+++ b/t/link_fcxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/link_override.sh b/t/link_override.sh
index 8d94b7504..78acb13c9 100644
--- a/t/link_override.sh
+++ b/t/link_override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-flags.sh b/t/lisp-flags.sh
index 775986cef..cf188254c 100644
--- a/t/lisp-flags.sh
+++ b/t/lisp-flags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-loadpath.sh b/t/lisp-loadpath.sh
index 0d729a4a1..1fb11f967 100644
--- a/t/lisp-loadpath.sh
+++ b/t/lisp-loadpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-pr11806.sh b/t/lisp-pr11806.sh
index 964734c04..23e72d7f4 100644
--- a/t/lisp-pr11806.sh
+++ b/t/lisp-pr11806.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-readonly-srcdir.sh b/t/lisp-readonly-srcdir.sh
index 2e941fbbe..a5a7a5fd8 100644
--- a/t/lisp-readonly-srcdir.sh
+++ b/t/lisp-readonly-srcdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2017-2023 Free Software Foundation, Inc.
+# Copyright (C) 2017-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-subdir-mix.sh b/t/lisp-subdir-mix.sh
index 61ffa3a8c..7080340f3 100644
--- a/t/lisp-subdir-mix.sh
+++ b/t/lisp-subdir-mix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-subdir.sh b/t/lisp-subdir.sh
index 98c24553e..00ba4dea7 100644
--- a/t/lisp-subdir.sh
+++ b/t/lisp-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp-subdir2.sh b/t/lisp-subdir2.sh
index 5358d5a2c..3a0588433 100644
--- a/t/lisp-subdir2.sh
+++ b/t/lisp-subdir2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp2.sh b/t/lisp2.sh
index 6964a1626..c2b051323 100644
--- a/t/lisp2.sh
+++ b/t/lisp2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp3.sh b/t/lisp3.sh
index f9ae88a6e..2322aba34 100644
--- a/t/lisp3.sh
+++ b/t/lisp3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp4.sh b/t/lisp4.sh
index 5204e66ca..07697b5c2 100644
--- a/t/lisp4.sh
+++ b/t/lisp4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp5.sh b/t/lisp5.sh
index fbf0e0198..5e41e7193 100644
--- a/t/lisp5.sh
+++ b/t/lisp5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp6.sh b/t/lisp6.sh
index 00321d46d..d5467d054 100644
--- a/t/lisp6.sh
+++ b/t/lisp6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp7.sh b/t/lisp7.sh
index 6d861c7ae..c6ed54be6 100644
--- a/t/lisp7.sh
+++ b/t/lisp7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lisp8.sh b/t/lisp8.sh
index bc71b6287..fb66ff841 100644
--- a/t/lisp8.sh
+++ b/t/lisp8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/lispdry.sh b/t/lispdry.sh
index 19350b864..c35e8d67a 100644
--- a/t/lispdry.sh
+++ b/t/lispdry.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/list-of-tests.mk b/t/list-of-tests.mk
index 4e063342f..9f6a08685 100644
--- a/t/list-of-tests.mk
+++ b/t/list-of-tests.mk
@@ -2,7 +2,7 @@
 ## testsuite.  This fragment is meant to be included by the Makefile.am,
 ## but also to be executed directly by make when bootstrapping automake.
 
-## Copyright (C) 2011-2023 Free Software Foundation, Inc.
+## Copyright (C) 2011-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/t/listval.sh b/t/listval.sh
index bf158e748..93a7349f6 100644
--- a/t/listval.sh
+++ b/t/listval.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/local.mk b/t/local.mk
index 51386fd00..bce6f1851 100644
--- a/t/local.mk
+++ b/t/local.mk
@@ -1,5 +1,5 @@
 ## -*- makefile-automake -*-
-## Copyright (C) 1995-2023 Free Software Foundation, Inc.
+## Copyright (C) 1995-2024 Free Software Foundation, Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
diff --git a/t/location.sh b/t/location.sh
index 2357af332..dc3a0bc6a 100644
--- a/t/location.sh
+++ b/t/location.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/longlin2.sh b/t/longlin2.sh
index 8bddb5c7b..d7d77e77c 100644
--- a/t/longlin2.sh
+++ b/t/longlin2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/longline.sh b/t/longline.sh
index e61eefe12..3cb3f1c37 100644
--- a/t/longline.sh
+++ b/t/longline.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltcond.sh b/t/ltcond.sh
index 9a66275c8..508015841 100644
--- a/t/ltcond.sh
+++ b/t/ltcond.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltcond2.sh b/t/ltcond2.sh
index c9f7af1dc..1087247eb 100644
--- a/t/ltcond2.sh
+++ b/t/ltcond2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltconv.sh b/t/ltconv.sh
index 3c35f50e7..288da5872 100644
--- a/t/ltconv.sh
+++ b/t/ltconv.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltdeps.sh b/t/ltdeps.sh
index 849345871..e2571705d 100644
--- a/t/ltdeps.sh
+++ b/t/ltdeps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltinit.sh b/t/ltinit.sh
index f1edc6f7f..26e49360d 100644
--- a/t/ltinit.sh
+++ b/t/ltinit.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltinstloc.sh b/t/ltinstloc.sh
index 62dcf6439..ea2d28f7c 100644
--- a/t/ltinstloc.sh
+++ b/t/ltinstloc.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltlibobjs.sh b/t/ltlibobjs.sh
index f082cbdcf..0ced65050 100644
--- a/t/ltlibobjs.sh
+++ b/t/ltlibobjs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltlibsrc.sh b/t/ltlibsrc.sh
index 8d8dc4497..3d180c5e0 100644
--- a/t/ltlibsrc.sh
+++ b/t/ltlibsrc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ltorder.sh b/t/ltorder.sh
index 546b62c03..3f2ff260a 100644
--- a/t/ltorder.sh
+++ b/t/ltorder.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/m4-inclusion.sh b/t/m4-inclusion.sh
index 3799ae7f9..790e5e35a 100644
--- a/t/m4-inclusion.sh
+++ b/t/m4-inclusion.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/maintclean-vpath.sh b/t/maintclean-vpath.sh
index 8a6d41d43..4929c2ae5 100644
--- a/t/maintclean-vpath.sh
+++ b/t/maintclean-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/maintclean.sh b/t/maintclean.sh
index 1f546e1a0..c160c94f6 100644
--- a/t/maintclean.sh
+++ b/t/maintclean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/maintmode-configure-msg.sh b/t/maintmode-configure-msg.sh
index 99b160cf3..05122227c 100644
--- a/t/maintmode-configure-msg.sh
+++ b/t/maintmode-configure-msg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/make-dryrun.tap b/t/make-dryrun.tap
index 070cdf0ff..33d1dfff7 100644
--- a/t/make-dryrun.tap
+++ b/t/make-dryrun.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/make-is-gnu.sh b/t/make-is-gnu.sh
index ac5b17122..304cac231 100644
--- a/t/make-is-gnu.sh
+++ b/t/make-is-gnu.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/make-keepgoing.tap b/t/make-keepgoing.tap
index 8aefa8010..a5afbe02b 100644
--- a/t/make-keepgoing.tap
+++ b/t/make-keepgoing.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/make.sh b/t/make.sh
index 9f92351e8..93ef21bd8 100644
--- a/t/make.sh
+++ b/t/make.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/makefile-deps.sh b/t/makefile-deps.sh
index 5d55bd053..784114b5d 100644
--- a/t/makefile-deps.sh
+++ b/t/makefile-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/makej.sh b/t/makej.sh
index 12508c7b7..6d300ed10 100644
--- a/t/makej.sh
+++ b/t/makej.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/makej2.sh b/t/makej2.sh
index 1208292e9..d38402dc3 100644
--- a/t/makej2.sh
+++ b/t/makej2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/maken.sh b/t/maken.sh
index a904e246d..061f3ed65 100644
--- a/t/maken.sh
+++ b/t/maken.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/maken3.sh b/t/maken3.sh
index efc6f9135..e7b78bdfd 100644
--- a/t/maken3.sh
+++ b/t/maken3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/makevars.sh b/t/makevars.sh
index 33c846dc4..a60b65753 100644
--- a/t/makevars.sh
+++ b/t/makevars.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man.sh b/t/man.sh
index cd83567d6..a5b9f490d 100644
--- a/t/man.sh
+++ b/t/man.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man2.sh b/t/man2.sh
index a4f72d699..a39292bd7 100644
--- a/t/man2.sh
+++ b/t/man2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man3.sh b/t/man3.sh
index a3095171e..6b635f212 100644
--- a/t/man3.sh
+++ b/t/man3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man5.sh b/t/man5.sh
index 0b2028001..61109eb53 100644
--- a/t/man5.sh
+++ b/t/man5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man6.sh b/t/man6.sh
index e205855e5..8194d4db9 100644
--- a/t/man6.sh
+++ b/t/man6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man7.sh b/t/man7.sh
index ffd5d942b..6168926f1 100644
--- a/t/man7.sh
+++ b/t/man7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/man8.sh b/t/man8.sh
index 89df99f16..c98e087d8 100644
--- a/t/man8.sh
+++ b/t/man8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mdate.sh b/t/mdate.sh
index bb7089b1f..4bbc761ab 100644
--- a/t/mdate.sh
+++ b/t/mdate.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mdate2.sh b/t/mdate2.sh
index c921e9c69..626f4f10f 100644
--- a/t/mdate2.sh
+++ b/t/mdate2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mdate3.sh b/t/mdate3.sh
index 83f1aa1e8..381ca12ec 100644
--- a/t/mdate3.sh
+++ b/t/mdate3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mdate4.sh b/t/mdate4.sh
index be880488a..7cdb95844 100644
--- a/t/mdate4.sh
+++ b/t/mdate4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mdate5.sh b/t/mdate5.sh
index 70b5fcbec..c7acbf264 100644
--- a/t/mdate5.sh
+++ b/t/mdate5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mdate6.sh b/t/mdate6.sh
index d28cea56c..842b5612f 100644
--- a/t/mdate6.sh
+++ b/t/mdate6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/missing-auxfile-stops-makefiles-creation.sh 
b/t/missing-auxfile-stops-makefiles-creation.sh
index 8b176eeec..edf2c6ab7 100644
--- a/t/missing-auxfile-stops-makefiles-creation.sh
+++ b/t/missing-auxfile-stops-makefiles-creation.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/missing-version-mismatch.sh b/t/missing-version-mismatch.sh
index 65e325eca..c4340ee6a 100644
--- a/t/missing-version-mismatch.sh
+++ b/t/missing-version-mismatch.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/missing3.sh b/t/missing3.sh
index 3692b78b5..31824486a 100644
--- a/t/missing3.sh
+++ b/t/missing3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mkdir_p.sh b/t/mkdir_p.sh
index ac651f164..c2467bc91 100644
--- a/t/mkdir_p.sh
+++ b/t/mkdir_p.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mkdirp-deprecation.sh b/t/mkdirp-deprecation.sh
index 49f1e0b63..8c76daa72 100644
--- a/t/mkdirp-deprecation.sh
+++ b/t/mkdirp-deprecation.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mkinst2.sh b/t/mkinst2.sh
index 21f227fa6..76276f418 100644
--- a/t/mkinst2.sh
+++ b/t/mkinst2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mkinst3.sh b/t/mkinst3.sh
index bf8b7ea2c..c267797b0 100644
--- a/t/mkinst3.sh
+++ b/t/mkinst3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mkinstall.sh b/t/mkinstall.sh
index fa4952838..44617d5c3 100644
--- a/t/mkinstall.sh
+++ b/t/mkinstall.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mmode.sh b/t/mmode.sh
index 4a659707e..f2654c0d8 100644
--- a/t/mmode.sh
+++ b/t/mmode.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/mmodely.sh b/t/mmodely.sh
index b26d7260c..4bbf6d28d 100644
--- a/t/mmodely.sh
+++ b/t/mmodely.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/no-extra-c-stuff.sh b/t/no-extra-c-stuff.sh
index 7c18f6609..4da51479f 100644
--- a/t/no-extra-c-stuff.sh
+++ b/t/no-extra-c-stuff.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/no-extra-makefile-code.sh b/t/no-extra-makefile-code.sh
index 11053d170..c08e39cd0 100644
--- a/t/no-extra-makefile-code.sh
+++ b/t/no-extra-makefile-code.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/no-spurious-install-recursive.sh 
b/t/no-spurious-install-recursive.sh
index d4c3bd4d0..de5817dfe 100644
--- a/t/no-spurious-install-recursive.sh
+++ b/t/no-spurious-install-recursive.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nobase-dist.sh b/t/nobase-dist.sh
index 5321dd87e..4ceefe257 100644
--- a/t/nobase-dist.sh
+++ b/t/nobase-dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nobase-libtool.sh b/t/nobase-libtool.sh
index 76fcdfddc..f644fc061 100644
--- a/t/nobase-libtool.sh
+++ b/t/nobase-libtool.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nobase-nodist.sh b/t/nobase-nodist.sh
index 11fdf6082..c29c205c9 100644
--- a/t/nobase-nodist.sh
+++ b/t/nobase-nodist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nobase-python.sh b/t/nobase-python.sh
index fdb56861b..5a2ca5e1a 100644
--- a/t/nobase-python.sh
+++ b/t/nobase-python.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nobase.sh b/t/nobase.sh
index 139bc8b18..13e154480 100644
--- a/t/nobase.sh
+++ b/t/nobase.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodef.sh b/t/nodef.sh
index 280e08572..44fb24ce7 100644
--- a/t/nodef.sh
+++ b/t/nodef.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodef2.sh b/t/nodef2.sh
index 3b8d8f214..890cccf65 100644
--- a/t/nodef2.sh
+++ b/t/nodef2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodep.sh b/t/nodep.sh
index 0174b838e..6cce41ad7 100644
--- a/t/nodep.sh
+++ b/t/nodep.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodep2.sh b/t/nodep2.sh
index 8b5678c3e..c00c1f189 100644
--- a/t/nodep2.sh
+++ b/t/nodep2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodepcomp.sh b/t/nodepcomp.sh
index 8c21fa6ae..9c8a96c2c 100644
--- a/t/nodepcomp.sh
+++ b/t/nodepcomp.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodist.sh b/t/nodist.sh
index 12b3bc9da..17328e15f 100644
--- a/t/nodist.sh
+++ b/t/nodist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodist2.sh b/t/nodist2.sh
index 02ee65e71..2d4f1f8bc 100644
--- a/t/nodist2.sh
+++ b/t/nodist2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nodist3.sh b/t/nodist3.sh
index 1dc718a9d..246957800 100644
--- a/t/nodist3.sh
+++ b/t/nodist3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/noinst.sh b/t/noinst.sh
index 14dfbe20b..9a4679c69 100644
--- a/t/noinst.sh
+++ b/t/noinst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/noinstdir.sh b/t/noinstdir.sh
index 647e09b63..d5bb382e2 100644
--- a/t/noinstdir.sh
+++ b/t/noinstdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nolink.sh b/t/nolink.sh
index c43de2897..cf716e347 100644
--- a/t/nolink.sh
+++ b/t/nolink.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/nostdinc.sh b/t/nostdinc.sh
index fe8fccddb..60a63d1c4 100644
--- a/t/nostdinc.sh
+++ b/t/nostdinc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/notrans.sh b/t/notrans.sh
index e6a5de500..78558de62 100644
--- a/t/notrans.sh
+++ b/t/notrans.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/number.sh b/t/number.sh
index 6958a8c52..868d273f2 100644
--- a/t/number.sh
+++ b/t/number.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objc-basic.sh b/t/objc-basic.sh
index 3469cbdda..e87e85e50 100644
--- a/t/objc-basic.sh
+++ b/t/objc-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objc-deps.sh b/t/objc-deps.sh
index d37083d47..988e6d1e9 100644
--- a/t/objc-deps.sh
+++ b/t/objc-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objc-flags.sh b/t/objc-flags.sh
index d998fa545..b45795cd9 100644
--- a/t/objc-flags.sh
+++ b/t/objc-flags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objc-megademo.sh b/t/objc-megademo.sh
index aba376590..3a7c12835 100644
--- a/t/objc-megademo.sh
+++ b/t/objc-megademo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objc-minidemo.sh b/t/objc-minidemo.sh
index 90b384c23..c92dd3d07 100644
--- a/t/objc-minidemo.sh
+++ b/t/objc-minidemo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objcxx-basic.sh b/t/objcxx-basic.sh
index dc9f0f24e..da6582ee4 100644
--- a/t/objcxx-basic.sh
+++ b/t/objcxx-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objcxx-deps.sh b/t/objcxx-deps.sh
index 1049c87b2..1f39507fd 100644
--- a/t/objcxx-deps.sh
+++ b/t/objcxx-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objcxx-flags.sh b/t/objcxx-flags.sh
index 67048a36e..f0f4940a3 100644
--- a/t/objcxx-flags.sh
+++ b/t/objcxx-flags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objcxx-minidemo.sh b/t/objcxx-minidemo.sh
index 5d4cd73b1..ec0e8e129 100644
--- a/t/objcxx-minidemo.sh
+++ b/t/objcxx-minidemo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/objext-pr10128.sh b/t/objext-pr10128.sh
index b6f54befa..fa5ba9daf 100644
--- a/t/objext-pr10128.sh
+++ b/t/objext-pr10128.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/oldvars.sh b/t/oldvars.sh
index 884196280..f07b8b976 100644
--- a/t/oldvars.sh
+++ b/t/oldvars.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/order.sh b/t/order.sh
index 4e739d9ea..369787fab 100644
--- a/t/order.sh
+++ b/t/order.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output-order.sh b/t/output-order.sh
index 338759914..9aa5b34f5 100644
--- a/t/output-order.sh
+++ b/t/output-order.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output.sh b/t/output.sh
index 04b201491..ca3f86eb7 100644
--- a/t/output.sh
+++ b/t/output.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output10.sh b/t/output10.sh
index 85a572428..a751b23cd 100644
--- a/t/output10.sh
+++ b/t/output10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output11.sh b/t/output11.sh
index d6da16ffe..e9393d64c 100644
--- a/t/output11.sh
+++ b/t/output11.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output12.sh b/t/output12.sh
index 95772f7d5..5de447b5f 100644
--- a/t/output12.sh
+++ b/t/output12.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output13.sh b/t/output13.sh
index b2ea7cd7d..73d1b458b 100644
--- a/t/output13.sh
+++ b/t/output13.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output2.sh b/t/output2.sh
index 02784b904..8c9d43f73 100644
--- a/t/output2.sh
+++ b/t/output2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output3.sh b/t/output3.sh
index 4e2802022..5f0c70b5d 100644
--- a/t/output3.sh
+++ b/t/output3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output4.sh b/t/output4.sh
index 0c69fb236..d4cc2fe34 100644
--- a/t/output4.sh
+++ b/t/output4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output5.sh b/t/output5.sh
index 211de40c7..e71419b98 100644
--- a/t/output5.sh
+++ b/t/output5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output6.sh b/t/output6.sh
index 67da8db4a..1c82b8dfe 100644
--- a/t/output6.sh
+++ b/t/output6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output7.sh b/t/output7.sh
index 1f3c4e26d..fbc133fd8 100644
--- a/t/output7.sh
+++ b/t/output7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output8.sh b/t/output8.sh
index 24da9a482..38aa4ad26 100644
--- a/t/output8.sh
+++ b/t/output8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/output9.sh b/t/output9.sh
index f7a06e98e..533281b96 100644
--- a/t/output9.sh
+++ b/t/output9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/override-conditional-1.sh b/t/override-conditional-1.sh
index 14065073c..a216a8d6a 100644
--- a/t/override-conditional-1.sh
+++ b/t/override-conditional-1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/override-conditional-2.sh b/t/override-conditional-2.sh
index 358f89084..b843bc02d 100644
--- a/t/override-conditional-2.sh
+++ b/t/override-conditional-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/override-conditional-pr13940.sh 
b/t/override-conditional-pr13940.sh
index a2114aaf5..0953bc110 100644
--- a/t/override-conditional-pr13940.sh
+++ b/t/override-conditional-pr13940.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/override-html.sh b/t/override-html.sh
index 7a7e0bec4..7dcec15b1 100644
--- a/t/override-html.sh
+++ b/t/override-html.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/override-suggest-local.sh b/t/override-suggest-local.sh
index 7aa23833f..7811fce59 100644
--- a/t/override-suggest-local.sh
+++ b/t/override-suggest-local.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-am.sh b/t/parallel-am.sh
index bdb32069e..87070bfe0 100644
--- a/t/parallel-am.sh
+++ b/t/parallel-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-am2.sh b/t/parallel-am2.sh
index 1c183bf35..50743affd 100644
--- a/t/parallel-am2.sh
+++ b/t/parallel-am2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-am3.sh b/t/parallel-am3.sh
index 6651207c5..1b40111ea 100644
--- a/t/parallel-am3.sh
+++ b/t/parallel-am3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-basics.sh b/t/parallel-tests-basics.sh
index 035753070..8511d8187 100644
--- a/t/parallel-tests-basics.sh
+++ b/t/parallel-tests-basics.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-cmdline-override.sh 
b/t/parallel-tests-cmdline-override.sh
index 4612525e7..5d786939a 100644
--- a/t/parallel-tests-cmdline-override.sh
+++ b/t/parallel-tests-cmdline-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-concurrency-2.sh 
b/t/parallel-tests-concurrency-2.sh
index 9923bd4e2..58dc0d1ba 100644
--- a/t/parallel-tests-concurrency-2.sh
+++ b/t/parallel-tests-concurrency-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-concurrency.sh b/t/parallel-tests-concurrency.sh
index 78a9d7755..1e26d9025 100644
--- a/t/parallel-tests-concurrency.sh
+++ b/t/parallel-tests-concurrency.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-console-output.sh 
b/t/parallel-tests-console-output.sh
index f3ec24227..a1bb63ae2 100644
--- a/t/parallel-tests-console-output.sh
+++ b/t/parallel-tests-console-output.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-driver-install.sh 
b/t/parallel-tests-driver-install.sh
index ccf35d279..60894070b 100644
--- a/t/parallel-tests-driver-install.sh
+++ b/t/parallel-tests-driver-install.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-dry-run-1.sh b/t/parallel-tests-dry-run-1.sh
index ef36651a1..170adb902 100644
--- a/t/parallel-tests-dry-run-1.sh
+++ b/t/parallel-tests-dry-run-1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-dry-run-2.sh b/t/parallel-tests-dry-run-2.sh
index 8587329ed..b0fa89a92 100644
--- a/t/parallel-tests-dry-run-2.sh
+++ b/t/parallel-tests-dry-run-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-empty-testlogs.sh 
b/t/parallel-tests-empty-testlogs.sh
index d890fdc36..321f94120 100644
--- a/t/parallel-tests-empty-testlogs.sh
+++ b/t/parallel-tests-empty-testlogs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-empty.sh b/t/parallel-tests-empty.sh
index 9be3123c5..c457e762b 100644
--- a/t/parallel-tests-empty.sh
+++ b/t/parallel-tests-empty.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-exeext.sh b/t/parallel-tests-exeext.sh
index 2e0b1daf4..ad5f9683f 100644
--- a/t/parallel-tests-exeext.sh
+++ b/t/parallel-tests-exeext.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-exit-status-reported.sh 
b/t/parallel-tests-exit-status-reported.sh
index ea70dec8d..fd2427d14 100644
--- a/t/parallel-tests-exit-status-reported.sh
+++ b/t/parallel-tests-exit-status-reported.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-exit-statuses.sh 
b/t/parallel-tests-exit-statuses.sh
index 1da1f995b..dd72b9c1c 100644
--- a/t/parallel-tests-exit-statuses.sh
+++ b/t/parallel-tests-exit-statuses.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-extra-programs.sh 
b/t/parallel-tests-extra-programs.sh
index 7dbdb93b6..2e06664e4 100644
--- a/t/parallel-tests-extra-programs.sh
+++ b/t/parallel-tests-extra-programs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-fd-redirect-exeext.sh 
b/t/parallel-tests-fd-redirect-exeext.sh
index 5e93450e5..b4d180581 100644
--- a/t/parallel-tests-fd-redirect-exeext.sh
+++ b/t/parallel-tests-fd-redirect-exeext.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-fd-redirect.sh b/t/parallel-tests-fd-redirect.sh
index 16211033e..13bf007ad 100644
--- a/t/parallel-tests-fd-redirect.sh
+++ b/t/parallel-tests-fd-redirect.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-fork-bomb.sh b/t/parallel-tests-fork-bomb.sh
index 44a613789..0b1107a4d 100644
--- a/t/parallel-tests-fork-bomb.sh
+++ b/t/parallel-tests-fork-bomb.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-generated-and-distributed.sh 
b/t/parallel-tests-generated-and-distributed.sh
index dc8d1613c..32056e865 100644
--- a/t/parallel-tests-generated-and-distributed.sh
+++ b/t/parallel-tests-generated-and-distributed.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-harderror.sh b/t/parallel-tests-harderror.sh
index 66bf71ac2..315bb5337 100644
--- a/t/parallel-tests-harderror.sh
+++ b/t/parallel-tests-harderror.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-interrupt.tap b/t/parallel-tests-interrupt.tap
index 007c7ee61..a67040ceb 100644
--- a/t/parallel-tests-interrupt.tap
+++ b/t/parallel-tests-interrupt.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-log-compiler-1.sh 
b/t/parallel-tests-log-compiler-1.sh
index 10e32ec58..ee72fd674 100644
--- a/t/parallel-tests-log-compiler-1.sh
+++ b/t/parallel-tests-log-compiler-1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-log-compiler-2.sh 
b/t/parallel-tests-log-compiler-2.sh
index c3cfba91c..34177e28c 100644
--- a/t/parallel-tests-log-compiler-2.sh
+++ b/t/parallel-tests-log-compiler-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-log-compiler-example.sh 
b/t/parallel-tests-log-compiler-example.sh
index dcb018adc..85fe38ef1 100644
--- a/t/parallel-tests-log-compiler-example.sh
+++ b/t/parallel-tests-log-compiler-example.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-log-override-1.sh 
b/t/parallel-tests-log-override-1.sh
index c9fea4f7d..7f3f88c9d 100644
--- a/t/parallel-tests-log-override-1.sh
+++ b/t/parallel-tests-log-override-1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-log-override-2.sh 
b/t/parallel-tests-log-override-2.sh
index e78bb7efb..77a6c9e4b 100644
--- a/t/parallel-tests-log-override-2.sh
+++ b/t/parallel-tests-log-override-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-log-override-recheck.sh 
b/t/parallel-tests-log-override-recheck.sh
index 18bbe3063..e6ffa402c 100644
--- a/t/parallel-tests-log-override-recheck.sh
+++ b/t/parallel-tests-log-override-recheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-no-color-in-log.sh 
b/t/parallel-tests-no-color-in-log.sh
index 53008eb28..16af17101 100644
--- a/t/parallel-tests-no-color-in-log.sh
+++ b/t/parallel-tests-no-color-in-log.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-no-spurious-summary.sh 
b/t/parallel-tests-no-spurious-summary.sh
index 22b018828..42158c6c7 100644
--- a/t/parallel-tests-no-spurious-summary.sh
+++ b/t/parallel-tests-no-spurious-summary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-once.sh b/t/parallel-tests-once.sh
index e9c5e7829..685b686eb 100644
--- a/t/parallel-tests-once.sh
+++ b/t/parallel-tests-once.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-recheck-depends-on-all.sh 
b/t/parallel-tests-recheck-depends-on-all.sh
index 6c4801afc..7aad1a02a 100644
--- a/t/parallel-tests-recheck-depends-on-all.sh
+++ b/t/parallel-tests-recheck-depends-on-all.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-recheck-pr11791.sh 
b/t/parallel-tests-recheck-pr11791.sh
index 721075852..f4292db75 100644
--- a/t/parallel-tests-recheck-pr11791.sh
+++ b/t/parallel-tests-recheck-pr11791.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-recheck.sh b/t/parallel-tests-recheck.sh
index 6a6a020fa..377c609bd 100644
--- a/t/parallel-tests-recheck.sh
+++ b/t/parallel-tests-recheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-reset-term.sh b/t/parallel-tests-reset-term.sh
index b8087c193..62e91e5c4 100644
--- a/t/parallel-tests-reset-term.sh
+++ b/t/parallel-tests-reset-term.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-subdir.sh b/t/parallel-tests-subdir.sh
index 0018bc9a2..722eecb48 100644
--- a/t/parallel-tests-subdir.sh
+++ b/t/parallel-tests-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-suffix-prog.sh b/t/parallel-tests-suffix-prog.sh
index fe732d0bd..7687aa43b 100644
--- a/t/parallel-tests-suffix-prog.sh
+++ b/t/parallel-tests-suffix-prog.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-suffix.sh b/t/parallel-tests-suffix.sh
index 6a7cd1f54..3bb4642ed 100644
--- a/t/parallel-tests-suffix.sh
+++ b/t/parallel-tests-suffix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-trailing-whitespace.sh 
b/t/parallel-tests-trailing-whitespace.sh
index e8da8d713..b0f080144 100644
--- a/t/parallel-tests-trailing-whitespace.sh
+++ b/t/parallel-tests-trailing-whitespace.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parallel-tests-unreadable.sh b/t/parallel-tests-unreadable.sh
index 0f085b321..852526fc3 100644
--- a/t/parallel-tests-unreadable.sh
+++ b/t/parallel-tests-unreadable.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/parse.sh b/t/parse.sh
index 57b4c61b1..10bb00b0b 100644
--- a/t/parse.sh
+++ b/t/parse.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/per-target-flags.sh b/t/per-target-flags.sh
index 0e5d8e109..aea8f46f6 100644
--- a/t/per-target-flags.sh
+++ b/t/per-target-flags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/percent.sh b/t/percent.sh
index fa44fbbbb..a3ea78caf 100644
--- a/t/percent.sh
+++ b/t/percent.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/percent2.sh b/t/percent2.sh
index 7b6a8686b..04a6968ad 100644
--- a/t/percent2.sh
+++ b/t/percent2.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/perf/cond.sh b/t/perf/cond.sh
index 285f3cf12..bea7bad37 100644
--- a/t/perf/cond.sh
+++ b/t/perf/cond.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/perf/testsuite-recheck.sh b/t/perf/testsuite-recheck.sh
index 89491e4a8..3f858c6bf 100644
--- a/t/perf/testsuite-recheck.sh
+++ b/t/perf/testsuite-recheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/perf/testsuite-summary.sh b/t/perf/testsuite-summary.sh
index 94dbc0744..7f7bc71a1 100644
--- a/t/perf/testsuite-summary.sh
+++ b/t/perf/testsuite-summary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/phony.sh b/t/phony.sh
index 2bc45de1d..f1cb4a303 100644
--- a/t/phony.sh
+++ b/t/phony.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pkg-config-macros.sh b/t/pkg-config-macros.sh
index 409f26d42..95f38bf35 100644
--- a/t/pkg-config-macros.sh
+++ b/t/pkg-config-macros.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq.sh b/t/pluseq.sh
index 1ef25e716..d92b89d0e 100644
--- a/t/pluseq.sh
+++ b/t/pluseq.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq10.sh b/t/pluseq10.sh
index d64903dcb..b87244712 100644
--- a/t/pluseq10.sh
+++ b/t/pluseq10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq11.sh b/t/pluseq11.sh
index 56b02409b..3098ccd09 100644
--- a/t/pluseq11.sh
+++ b/t/pluseq11.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq2.sh b/t/pluseq2.sh
index 973179b69..1bd769829 100644
--- a/t/pluseq2.sh
+++ b/t/pluseq2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq3.sh b/t/pluseq3.sh
index 27244f4dc..33371f466 100644
--- a/t/pluseq3.sh
+++ b/t/pluseq3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq4.sh b/t/pluseq4.sh
index 6bbc66579..1ad376349 100644
--- a/t/pluseq4.sh
+++ b/t/pluseq4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq5.sh b/t/pluseq5.sh
index 0333fefd3..bdf9ffca9 100644
--- a/t/pluseq5.sh
+++ b/t/pluseq5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq6.sh b/t/pluseq6.sh
index 7fc780552..ad8d29360 100644
--- a/t/pluseq6.sh
+++ b/t/pluseq6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq7.sh b/t/pluseq7.sh
index 21d48f351..739522954 100644
--- a/t/pluseq7.sh
+++ b/t/pluseq7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq8.sh b/t/pluseq8.sh
index 4af006f76..bc4dc9f50 100644
--- a/t/pluseq8.sh
+++ b/t/pluseq8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pluseq9.sh b/t/pluseq9.sh
index 3baed0123..6154db14a 100644
--- a/t/pluseq9.sh
+++ b/t/pluseq9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Cond2.pl b/t/pm/Cond2.pl
index 545c57f5f..30ac27146 100644
--- a/t/pm/Cond2.pl
+++ b/t/pm/Cond2.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Cond3.pl b/t/pm/Cond3.pl
index 9c13c0b64..d531c7360 100644
--- a/t/pm/Cond3.pl
+++ b/t/pm/Cond3.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Condition-t.pl b/t/pm/Condition-t.pl
index a4c156f77..6a2a03c52 100644
--- a/t/pm/Condition-t.pl
+++ b/t/pm/Condition-t.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Condition.pl b/t/pm/Condition.pl
index ce19c5309..63fabac69 100644
--- a/t/pm/Condition.pl
+++ b/t/pm/Condition.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/DisjCon2.pl b/t/pm/DisjCon2.pl
index f725f12e0..18d96e9c0 100644
--- a/t/pm/DisjCon2.pl
+++ b/t/pm/DisjCon2.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/DisjCon3.pl b/t/pm/DisjCon3.pl
index 2522e663d..4eb7af422 100644
--- a/t/pm/DisjCon3.pl
+++ b/t/pm/DisjCon3.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/DisjConditions-t.pl b/t/pm/DisjConditions-t.pl
index 6ff89e137..ffd10fc8c 100644
--- a/t/pm/DisjConditions-t.pl
+++ b/t/pm/DisjConditions-t.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/DisjConditions.pl b/t/pm/DisjConditions.pl
index a348b1690..71c2970a5 100644
--- a/t/pm/DisjConditions.pl
+++ b/t/pm/DisjConditions.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/General.pl b/t/pm/General.pl
index fafedbc46..c0d922bc5 100644
--- a/t/pm/General.pl
+++ b/t/pm/General.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2018-2023 Free Software Foundation, Inc.
+# Copyright (C) 2018-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Version.pl b/t/pm/Version.pl
index eee3af801..b33d74b94 100644
--- a/t/pm/Version.pl
+++ b/t/pm/Version.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Version2.pl b/t/pm/Version2.pl
index 2a67aa98b..bf7e9c355 100644
--- a/t/pm/Version2.pl
+++ b/t/pm/Version2.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Version3.pl b/t/pm/Version3.pl
index 696b66ba8..9d4c89aad 100644
--- a/t/pm/Version3.pl
+++ b/t/pm/Version3.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pm/Wrap.pl b/t/pm/Wrap.pl
index 9e6c1f0b9..2db99b2b3 100644
--- a/t/pm/Wrap.pl
+++ b/t/pm/Wrap.pl
@@ -1,4 +1,4 @@
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-data.sh b/t/posixsubst-data.sh
index 80560373d..eba24a27e 100644
--- a/t/posixsubst-data.sh
+++ b/t/posixsubst-data.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-extradist.sh b/t/posixsubst-extradist.sh
index 25b65d93d..ddf52addb 100644
--- a/t/posixsubst-extradist.sh
+++ b/t/posixsubst-extradist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-ldadd.sh b/t/posixsubst-ldadd.sh
index b64bdbeaa..9ada1546c 100644
--- a/t/posixsubst-ldadd.sh
+++ b/t/posixsubst-ldadd.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-libraries.sh b/t/posixsubst-libraries.sh
index a8ecda36f..deaa0b7c0 100644
--- a/t/posixsubst-libraries.sh
+++ b/t/posixsubst-libraries.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-ltlibraries.sh b/t/posixsubst-ltlibraries.sh
index 199775494..588a08ff9 100644
--- a/t/posixsubst-ltlibraries.sh
+++ b/t/posixsubst-ltlibraries.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-programs.sh b/t/posixsubst-programs.sh
index 3af1a205d..5ead19aae 100644
--- a/t/posixsubst-programs.sh
+++ b/t/posixsubst-programs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-scripts.sh b/t/posixsubst-scripts.sh
index f7a664785..c5386c478 100644
--- a/t/posixsubst-scripts.sh
+++ b/t/posixsubst-scripts.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-sources.sh b/t/posixsubst-sources.sh
index 3414a78f5..266c7aa7d 100644
--- a/t/posixsubst-sources.sh
+++ b/t/posixsubst-sources.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixsubst-tests.sh b/t/posixsubst-tests.sh
index 16596f723..d813b2483 100644
--- a/t/posixsubst-tests.sh
+++ b/t/posixsubst-tests.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/posixtarget.sh b/t/posixtarget.sh
index 54f0aac7b..df8524741 100644
--- a/t/posixtarget.sh
+++ b/t/posixtarget.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright (C) 2023-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ppf77.sh b/t/ppf77.sh
index 217bdd0a4..76029dd0c 100644
--- a/t/ppf77.sh
+++ b/t/ppf77.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr2.sh b/t/pr2.sh
index 746fa29f2..de95103a1 100644
--- a/t/pr2.sh
+++ b/t/pr2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr211.sh b/t/pr211.sh
index c661bc9ba..bf368e1ee 100644
--- a/t/pr211.sh
+++ b/t/pr211.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr220.sh b/t/pr220.sh
index 482d3077d..9287c3fc0 100644
--- a/t/pr220.sh
+++ b/t/pr220.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr224.sh b/t/pr224.sh
index bdc0955e8..495867c1c 100644
--- a/t/pr224.sh
+++ b/t/pr224.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr229.sh b/t/pr229.sh
index 7000076c0..9bad4576a 100644
--- a/t/pr229.sh
+++ b/t/pr229.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr243.sh b/t/pr243.sh
index 930247409..4c1c5c8cf 100644
--- a/t/pr243.sh
+++ b/t/pr243.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr266.sh b/t/pr266.sh
index 6880a6655..6f6ffeaff 100644
--- a/t/pr266.sh
+++ b/t/pr266.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr279-2.sh b/t/pr279-2.sh
index 16ebdb7ce..12e77aec2 100644
--- a/t/pr279-2.sh
+++ b/t/pr279-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr279.sh b/t/pr279.sh
index da9068700..f8d3f4f7f 100644
--- a/t/pr279.sh
+++ b/t/pr279.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr287.sh b/t/pr287.sh
index db8ab1373..883ca0b53 100644
--- a/t/pr287.sh
+++ b/t/pr287.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr300-lib.sh b/t/pr300-lib.sh
index 8c29ca38f..7cab8cf9d 100644
--- a/t/pr300-lib.sh
+++ b/t/pr300-lib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr300-ltlib.sh b/t/pr300-ltlib.sh
index 7925a3102..8753ff41b 100644
--- a/t/pr300-ltlib.sh
+++ b/t/pr300-ltlib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr300-prog.sh b/t/pr300-prog.sh
index 9d51e4418..ac77e215d 100644
--- a/t/pr300-prog.sh
+++ b/t/pr300-prog.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr307.sh b/t/pr307.sh
index a9b1d80d1..ff8227736 100644
--- a/t/pr307.sh
+++ b/t/pr307.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr401.sh b/t/pr401.sh
index 4a0fc8a12..01a4e8e24 100644
--- a/t/pr401.sh
+++ b/t/pr401.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr401b.sh b/t/pr401b.sh
index ead8708ec..8d0d622d3 100644
--- a/t/pr401b.sh
+++ b/t/pr401b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr401c.sh b/t/pr401c.sh
index 56320294d..b301aeb2d 100644
--- a/t/pr401c.sh
+++ b/t/pr401c.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr72.sh b/t/pr72.sh
index ec79edc5d..027e90857 100644
--- a/t/pr72.sh
+++ b/t/pr72.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr87.sh b/t/pr87.sh
index 7d2886ea7..a9b7ba621 100644
--- a/t/pr87.sh
+++ b/t/pr87.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/pr9.sh b/t/pr9.sh
index 358867f18..2a13dd545 100644
--- a/t/pr9.sh
+++ b/t/pr9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/precious.sh b/t/precious.sh
index bacbf055d..8abd8a61b 100644
--- a/t/precious.sh
+++ b/t/precious.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/prefix.sh b/t/prefix.sh
index 14fac9aad..4e8fd4dfe 100644
--- a/t/prefix.sh
+++ b/t/prefix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/preproc-basics.sh b/t/preproc-basics.sh
index 10ccc5d55..83dccf819 100644
--- a/t/preproc-basics.sh
+++ b/t/preproc-basics.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/preproc-c-compile.sh b/t/preproc-c-compile.sh
index a9127d82d..481ee6fbb 100644
--- a/t/preproc-c-compile.sh
+++ b/t/preproc-c-compile.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/preproc-demo.sh b/t/preproc-demo.sh
index cf53ee00a..67981d4d5 100644
--- a/t/preproc-demo.sh
+++ b/t/preproc-demo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/preproc-errmsg.sh b/t/preproc-errmsg.sh
index 345443dcf..0bbb04a71 100644
--- a/t/preproc-errmsg.sh
+++ b/t/preproc-errmsg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary-prefix-couples-documented-valid.sh 
b/t/primary-prefix-couples-documented-valid.sh
index 94d371310..3025c9df1 100644
--- a/t/primary-prefix-couples-documented-valid.sh
+++ b/t/primary-prefix-couples-documented-valid.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary-prefix-couples-force-valid.sh 
b/t/primary-prefix-couples-force-valid.sh
index 75daa97e0..cbb3f8dd2 100644
--- a/t/primary-prefix-couples-force-valid.sh
+++ b/t/primary-prefix-couples-force-valid.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary-prefix-invalid-couples.tap 
b/t/primary-prefix-invalid-couples.tap
index 887b91d11..393d17c55 100644
--- a/t/primary-prefix-invalid-couples.tap
+++ b/t/primary-prefix-invalid-couples.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary-prefix-valid-couples.sh 
b/t/primary-prefix-valid-couples.sh
index a30362074..57e0096c2 100644
--- a/t/primary-prefix-valid-couples.sh
+++ b/t/primary-prefix-valid-couples.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary.sh b/t/primary.sh
index 9ad9efeab..32b0574ee 100644
--- a/t/primary.sh
+++ b/t/primary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary2.sh b/t/primary2.sh
index afdf83a4d..ce20735a5 100644
--- a/t/primary2.sh
+++ b/t/primary2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/primary3.sh b/t/primary3.sh
index e10f5097b..db4584452 100644
--- a/t/primary3.sh
+++ b/t/primary3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/print-libdir.sh b/t/print-libdir.sh
index 716bd682e..b7e3b9fc8 100644
--- a/t/print-libdir.sh
+++ b/t/print-libdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/proginst.sh b/t/proginst.sh
index a62874143..671f589da 100644
--- a/t/proginst.sh
+++ b/t/proginst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/programs-primary-rewritten.sh b/t/programs-primary-rewritten.sh
index 6f16d428d..64ab71ff9 100644
--- a/t/programs-primary-rewritten.sh
+++ b/t/programs-primary-rewritten.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-basedir.sh b/t/py-compile-basedir.sh
index 6676da914..7ccb8e11c 100644
--- a/t/py-compile-basedir.sh
+++ b/t/py-compile-basedir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-basic.sh b/t/py-compile-basic.sh
index 013acae96..a364b1fc3 100644
--- a/t/py-compile-basic.sh
+++ b/t/py-compile-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-destdir.sh b/t/py-compile-destdir.sh
index 21ce1ec79..066a160f4 100644
--- a/t/py-compile-destdir.sh
+++ b/t/py-compile-destdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-env.sh b/t/py-compile-env.sh
index 252eebce1..8d563ba4c 100644
--- a/t/py-compile-env.sh
+++ b/t/py-compile-env.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-files.sh b/t/py-compile-files.sh
index 70e56a549..4d99bb5a9 100644
--- a/t/py-compile-files.sh
+++ b/t/py-compile-files.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-option-terminate.sh b/t/py-compile-option-terminate.sh
index 512289ee5..dd776912b 100644
--- a/t/py-compile-option-terminate.sh
+++ b/t/py-compile-option-terminate.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/py-compile-usage.sh b/t/py-compile-usage.sh
index 6e4c580e6..5ab92e13f 100644
--- a/t/py-compile-usage.sh
+++ b/t/py-compile-usage.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-am-path-iftrue.sh b/t/python-am-path-iftrue.sh
index 08bd09377..b918ef418 100644
--- a/t/python-am-path-iftrue.sh
+++ b/t/python-am-path-iftrue.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-dist.sh b/t/python-dist.sh
index 926c54542..d2bd40ca6 100644
--- a/t/python-dist.sh
+++ b/t/python-dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-missing.sh b/t/python-missing.sh
index 7c9a1a243..607cb7afa 100644
--- a/t/python-missing.sh
+++ b/t/python-missing.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-pr10995.sh b/t/python-pr10995.sh
index abeb8a124..5ef62a5c9 100644
--- a/t/python-pr10995.sh
+++ b/t/python-pr10995.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-prefix.sh b/t/python-prefix.sh
index 766f47258..bc964ad7e 100644
--- a/t/python-prefix.sh
+++ b/t/python-prefix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2021-2023 Free Software Foundation, Inc.
+# Copyright (C) 2021-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-too-old.sh b/t/python-too-old.sh
index 8f6c23658..435c5ba5a 100644
--- a/t/python-too-old.sh
+++ b/t/python-too-old.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-vars.sh b/t/python-vars.sh
index 9ddb327a8..5855c5ff6 100644
--- a/t/python-vars.sh
+++ b/t/python-vars.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python-virtualenv.sh b/t/python-virtualenv.sh
index b06964b90..c5764aff3 100644
--- a/t/python-virtualenv.sh
+++ b/t/python-virtualenv.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python.sh b/t/python.sh
index b69785252..cac4ac61e 100644
--- a/t/python.sh
+++ b/t/python.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python10.sh b/t/python10.sh
index c2c049857..5c8dfccc4 100644
--- a/t/python10.sh
+++ b/t/python10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python11.sh b/t/python11.sh
index a6b7c4224..80dd5ff72 100644
--- a/t/python11.sh
+++ b/t/python11.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python12.sh b/t/python12.sh
index 1226b379a..a6e4d3d01 100644
--- a/t/python12.sh
+++ b/t/python12.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python2.sh b/t/python2.sh
index 4ded81e4a..b19b06afa 100644
--- a/t/python2.sh
+++ b/t/python2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/python3.sh b/t/python3.sh
index 5f1f40acf..44d41966a 100644
--- a/t/python3.sh
+++ b/t/python3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/ranlib_override.sh b/t/ranlib_override.sh
index 3c52aa9db..35393f000 100644
--- a/t/ranlib_override.sh
+++ b/t/ranlib_override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-deeply-nested.sh b/t/recurs-user-deeply-nested.sh
index 5a75af743..fe10b36cc 100644
--- a/t/recurs-user-deeply-nested.sh
+++ b/t/recurs-user-deeply-nested.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-indir.sh b/t/recurs-user-indir.sh
index 1debce6a1..9ad75b3cf 100644
--- a/t/recurs-user-indir.sh
+++ b/t/recurs-user-indir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-keep-going.sh b/t/recurs-user-keep-going.sh
index cd2c0cddd..b997a8abe 100644
--- a/t/recurs-user-keep-going.sh
+++ b/t/recurs-user-keep-going.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-many.sh b/t/recurs-user-many.sh
index 1c2d9fc47..3a90dac25 100644
--- a/t/recurs-user-many.sh
+++ b/t/recurs-user-many.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-no-subdirs.sh b/t/recurs-user-no-subdirs.sh
index e0baa4b53..bbb6ff316 100644
--- a/t/recurs-user-no-subdirs.sh
+++ b/t/recurs-user-no-subdirs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-no-top-level.sh b/t/recurs-user-no-top-level.sh
index 10f823928..6a2263da7 100644
--- a/t/recurs-user-no-top-level.sh
+++ b/t/recurs-user-no-top-level.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-override.sh b/t/recurs-user-override.sh
index edb9c584b..48f4d160a 100644
--- a/t/recurs-user-override.sh
+++ b/t/recurs-user-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-phony.sh b/t/recurs-user-phony.sh
index 7fb1b05d6..194fb2777 100644
--- a/t/recurs-user-phony.sh
+++ b/t/recurs-user-phony.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user-wrap.sh b/t/recurs-user-wrap.sh
index 85e2e5910..e958a3b5c 100644
--- a/t/recurs-user-wrap.sh
+++ b/t/recurs-user-wrap.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user.sh b/t/recurs-user.sh
index 3ca024041..851b45672 100644
--- a/t/recurs-user.sh
+++ b/t/recurs-user.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/recurs-user2.sh b/t/recurs-user2.sh
index 61a2449b3..a15e42b59 100644
--- a/t/recurs-user2.sh
+++ b/t/recurs-user2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/relativize.tap b/t/relativize.tap
index 19ecffc05..16492de14 100644
--- a/t/relativize.tap
+++ b/t/relativize.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-aclocal-version-mismatch.sh 
b/t/remake-aclocal-version-mismatch.sh
index 29187573a..589d6d41c 100644
--- a/t/remake-aclocal-version-mismatch.sh
+++ b/t/remake-aclocal-version-mismatch.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-after-acinclude-m4.sh b/t/remake-after-acinclude-m4.sh
index 3ba36739d..68fa92336 100644
--- a/t/remake-after-acinclude-m4.sh
+++ b/t/remake-after-acinclude-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-after-aclocal-m4.sh b/t/remake-after-aclocal-m4.sh
index f85b3e0a3..12ac5bb50 100644
--- a/t/remake-after-aclocal-m4.sh
+++ b/t/remake-after-aclocal-m4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-after-configure-ac.sh b/t/remake-after-configure-ac.sh
index dbc6219f1..3425750b9 100644
--- a/t/remake-after-configure-ac.sh
+++ b/t/remake-after-configure-ac.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-after-makefile-am.sh b/t/remake-after-makefile-am.sh
index 68708d555..45fb8032c 100644
--- a/t/remake-after-makefile-am.sh
+++ b/t/remake-after-makefile-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-all-1.sh b/t/remake-all-1.sh
index 96276b03e..0e22daacc 100644
--- a/t/remake-all-1.sh
+++ b/t/remake-all-1.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-all-2.sh b/t/remake-all-2.sh
index f4a0d7034..618fca420 100644
--- a/t/remake-all-2.sh
+++ b/t/remake-all-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-am-pr10111.sh b/t/remake-am-pr10111.sh
index c2276f5da..d5e5575d0 100644
--- a/t/remake-am-pr10111.sh
+++ b/t/remake-am-pr10111.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-config-status-dependencies.sh 
b/t/remake-config-status-dependencies.sh
index ed9298331..dabb53ccf 100644
--- a/t/remake-config-status-dependencies.sh
+++ b/t/remake-config-status-dependencies.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-configure-dependencies.sh 
b/t/remake-configure-dependencies.sh
index 8f223329e..90639841d 100644
--- a/t/remake-configure-dependencies.sh
+++ b/t/remake-configure-dependencies.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-deeply-nested.sh b/t/remake-deeply-nested.sh
index abe677187..f31028d52 100644
--- a/t/remake-deeply-nested.sh
+++ b/t/remake-deeply-nested.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-deleted-am-2.sh b/t/remake-deleted-am-2.sh
index 5396dd539..cce108ed4 100644
--- a/t/remake-deleted-am-2.sh
+++ b/t/remake-deleted-am-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-deleted-am-subdir.sh b/t/remake-deleted-am-subdir.sh
index 858f35fa7..aa54b303b 100644
--- a/t/remake-deleted-am-subdir.sh
+++ b/t/remake-deleted-am-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-deleted-am.sh b/t/remake-deleted-am.sh
index 5e37a47ec..a082cbb78 100644
--- a/t/remake-deleted-am.sh
+++ b/t/remake-deleted-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-deleted-m4-file.sh b/t/remake-deleted-m4-file.sh
index 5d476c4b2..e1066d822 100644
--- a/t/remake-deleted-m4-file.sh
+++ b/t/remake-deleted-m4-file.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-fail.sh b/t/remake-fail.sh
index 443542ea7..3e2395415 100644
--- a/t/remake-fail.sh
+++ b/t/remake-fail.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-gnulib-add-acsubst.sh b/t/remake-gnulib-add-acsubst.sh
index 669e2a484..eadb8ea75 100644
--- a/t/remake-gnulib-add-acsubst.sh
+++ b/t/remake-gnulib-add-acsubst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-gnulib-add-header.sh b/t/remake-gnulib-add-header.sh
index bf6d8f469..b2c06340a 100644
--- a/t/remake-gnulib-add-header.sh
+++ b/t/remake-gnulib-add-header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-gnulib-remove-header.sh b/t/remake-gnulib-remove-header.sh
index a6283a21c..2a536ff07 100644
--- a/t/remake-gnulib-remove-header.sh
+++ b/t/remake-gnulib-remove-header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-include-aclocal.sh b/t/remake-include-aclocal.sh
index 1baf51d6a..da58074c4 100644
--- a/t/remake-include-aclocal.sh
+++ b/t/remake-include-aclocal.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-include-configure.sh b/t/remake-include-configure.sh
index d05edde1b..d91177702 100644
--- a/t/remake-include-configure.sh
+++ b/t/remake-include-configure.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-include-makefile.sh b/t/remake-include-makefile.sh
index ce213f7d9..286efa1a4 100644
--- a/t/remake-include-makefile.sh
+++ b/t/remake-include-makefile.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-m4-pr10111.sh b/t/remake-m4-pr10111.sh
index f43962ad1..b4d6f993f 100644
--- a/t/remake-m4-pr10111.sh
+++ b/t/remake-m4-pr10111.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-macrodir.sh b/t/remake-macrodir.sh
index ee04ba97b..20aeb8997 100644
--- a/t/remake-macrodir.sh
+++ b/t/remake-macrodir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-maintainer-mode.sh b/t/remake-maintainer-mode.sh
index ae254a0c5..39de28a0b 100644
--- a/t/remake-maintainer-mode.sh
+++ b/t/remake-maintainer-mode.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-makefile-intree.sh b/t/remake-makefile-intree.sh
index 7bfe34fae..b394a8562 100644
--- a/t/remake-makefile-intree.sh
+++ b/t/remake-makefile-intree.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-makefile-vpath.sh b/t/remake-makefile-vpath.sh
index 68430c712..3689cdbcc 100644
--- a/t/remake-makefile-vpath.sh
+++ b/t/remake-makefile-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-mild-stress.sh b/t/remake-mild-stress.sh
index 7231cc88c..00a94c346 100644
--- a/t/remake-mild-stress.sh
+++ b/t/remake-mild-stress.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-moved-m4-file.sh b/t/remake-moved-m4-file.sh
index ae9c2a06c..59e306f85 100644
--- a/t/remake-moved-m4-file.sh
+++ b/t/remake-moved-m4-file.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-not-after-make-dist.sh b/t/remake-not-after-make-dist.sh
index 7eb52f59f..dc591ea80 100644
--- a/t/remake-not-after-make-dist.sh
+++ b/t/remake-not-after-make-dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-recurs-user.sh b/t/remake-recurs-user.sh
index b93350433..c87c6f05e 100644
--- a/t/remake-recurs-user.sh
+++ b/t/remake-recurs-user.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-renamed-am.sh b/t/remake-renamed-am.sh
index 46a355aca..7f27730c7 100644
--- a/t/remake-renamed-am.sh
+++ b/t/remake-renamed-am.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-renamed-m4-file.sh b/t/remake-renamed-m4-file.sh
index fc1c26885..60a39f4d1 100644
--- a/t/remake-renamed-m4-file.sh
+++ b/t/remake-renamed-m4-file.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-renamed-m4-macro-and-file.sh 
b/t/remake-renamed-m4-macro-and-file.sh
index b99b1a54e..753a42f1f 100644
--- a/t/remake-renamed-m4-macro-and-file.sh
+++ b/t/remake-renamed-m4-macro-and-file.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-renamed-m4-macro.sh b/t/remake-renamed-m4-macro.sh
index 40aa2ab7c..367637c38 100644
--- a/t/remake-renamed-m4-macro.sh
+++ b/t/remake-renamed-m4-macro.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir-from-subdir.sh b/t/remake-subdir-from-subdir.sh
index 5ef918234..399abfc95 100644
--- a/t/remake-subdir-from-subdir.sh
+++ b/t/remake-subdir-from-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir-gnu.sh b/t/remake-subdir-gnu.sh
index 3b9016470..efb3553fa 100644
--- a/t/remake-subdir-gnu.sh
+++ b/t/remake-subdir-gnu.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir-grepping.sh b/t/remake-subdir-grepping.sh
index ebf8cb6e4..2958c7424 100644
--- a/t/remake-subdir-grepping.sh
+++ b/t/remake-subdir-grepping.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir-long-time.sh b/t/remake-subdir-long-time.sh
index c292ee6d6..2b393d621 100644
--- a/t/remake-subdir-long-time.sh
+++ b/t/remake-subdir-long-time.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir-no-makefile.sh b/t/remake-subdir-no-makefile.sh
index e1234e70e..46007b0d0 100644
--- a/t/remake-subdir-no-makefile.sh
+++ b/t/remake-subdir-no-makefile.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir-only.sh b/t/remake-subdir-only.sh
index 61ed00bae..a6852f29e 100644
--- a/t/remake-subdir-only.sh
+++ b/t/remake-subdir-only.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir.sh b/t/remake-subdir.sh
index c2c43db83..47468810c 100644
--- a/t/remake-subdir.sh
+++ b/t/remake-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir2.sh b/t/remake-subdir2.sh
index 40b7fd18d..3614157e8 100644
--- a/t/remake-subdir2.sh
+++ b/t/remake-subdir2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-subdir3.sh b/t/remake-subdir3.sh
index 99a5b9490..a9a0a683e 100644
--- a/t/remake-subdir3.sh
+++ b/t/remake-subdir3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/remake-timing-bug-pr8365.sh b/t/remake-timing-bug-pr8365.sh
index c22bf7d93..2e33d277b 100644
--- a/t/remake-timing-bug-pr8365.sh
+++ b/t/remake-timing-bug-pr8365.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/repeated-options.sh b/t/repeated-options.sh
index caab47ed1..2a7c78acc 100644
--- a/t/repeated-options.sh
+++ b/t/repeated-options.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/reqd2.sh b/t/reqd2.sh
index e5ac3bff1..1fc693adf 100644
--- a/t/reqd2.sh
+++ b/t/reqd2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/rm-f-probe.sh b/t/rm-f-probe.sh
index 4eb01d94a..668d4178a 100644
--- a/t/rm-f-probe.sh
+++ b/t/rm-f-probe.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/rulepat.sh b/t/rulepat.sh
index 62aad3333..4d0d0df95 100644
--- a/t/rulepat.sh
+++ b/t/rulepat.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/sanity.sh b/t/sanity.sh
index ff68292ba..f1fc831b7 100644
--- a/t/sanity.sh
+++ b/t/sanity.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/seenc.sh b/t/seenc.sh
index 5e2a37cd9..79a840352 100644
--- a/t/seenc.sh
+++ b/t/seenc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-cc-no-c-o.sh b/t/self-check-cc-no-c-o.sh
index b4ef98a27..a6d78647f 100644
--- a/t/self-check-cc-no-c-o.sh
+++ b/t/self-check-cc-no-c-o.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-configure-help.sh b/t/self-check-configure-help.sh
index f2426f672..811087e68 100644
--- a/t/self-check-configure-help.sh
+++ b/t/self-check-configure-help.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-dir.tap b/t/self-check-dir.tap
index d8aec2c13..af1fd5e03 100644
--- a/t/self-check-dir.tap
+++ b/t/self-check-dir.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-exit.tap b/t/self-check-exit.tap
index b4fd4284c..4d69f9971 100644
--- a/t/self-check-exit.tap
+++ b/t/self-check-exit.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-explicit-skips.sh b/t/self-check-explicit-skips.sh
index dfbfbc971..08825c559 100644
--- a/t/self-check-explicit-skips.sh
+++ b/t/self-check-explicit-skips.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-is-blocked-signal.tap 
b/t/self-check-is-blocked-signal.tap
index af342eaf5..1fd507652 100644
--- a/t/self-check-is-blocked-signal.tap
+++ b/t/self-check-is-blocked-signal.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-is_newest.tap b/t/self-check-is_newest.tap
index 177a7700f..94891f9f4 100644
--- a/t/self-check-is_newest.tap
+++ b/t/self-check-is_newest.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-me.tap b/t/self-check-me.tap
index 98d3cba0a..a7a250250 100644
--- a/t/self-check-me.tap
+++ b/t/self-check-me.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-report.sh b/t/self-check-report.sh
index a8cf3d62e..2baa5a07c 100644
--- a/t/self-check-report.sh
+++ b/t/self-check-report.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-seq.tap b/t/self-check-seq.tap
index 4ddf1c2a2..b837b79e1 100644
--- a/t/self-check-seq.tap
+++ b/t/self-check-seq.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-shell-no-trail-bslash.sh 
b/t/self-check-shell-no-trail-bslash.sh
index 0e9bb9256..9583b5aea 100644
--- a/t/self-check-shell-no-trail-bslash.sh
+++ b/t/self-check-shell-no-trail-bslash.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/self-check-unindent.tap b/t/self-check-unindent.tap
index f910f171c..a91238f44 100644
--- a/t/self-check-unindent.tap
+++ b/t/self-check-unindent.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/serial-tests.sh b/t/serial-tests.sh
index 4c3b67ceb..b5b9e4c3a 100644
--- a/t/serial-tests.sh
+++ b/t/serial-tests.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-c.sh b/t/silent-c.sh
index 1ddf1b417..265360aa1 100644
--- a/t/silent-c.sh
+++ b/t/silent-c.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-configsite.sh b/t/silent-configsite.sh
index 28d802a5f..76a41f097 100644
--- a/t/silent-configsite.sh
+++ b/t/silent-configsite.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-custom.sh b/t/silent-custom.sh
index 34dd4ec01..55be2e4b6 100644
--- a/t/silent-custom.sh
+++ b/t/silent-custom.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-cxx.sh b/t/silent-cxx.sh
index a59418057..5b70cbc65 100644
--- a/t/silent-cxx.sh
+++ b/t/silent-cxx.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-defaults.sh b/t/silent-defaults.sh
index 059e32630..e6a11ecc6 100644
--- a/t/silent-defaults.sh
+++ b/t/silent-defaults.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-f77.sh b/t/silent-f77.sh
index 47f790348..80d842d4d 100644
--- a/t/silent-f77.sh
+++ b/t/silent-f77.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-f90.sh b/t/silent-f90.sh
index fc6f67369..cf2a104f7 100644
--- a/t/silent-f90.sh
+++ b/t/silent-f90.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-gen.sh b/t/silent-gen.sh
index a5501e238..b286c670a 100644
--- a/t/silent-gen.sh
+++ b/t/silent-gen.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-lex.sh b/t/silent-lex.sh
index e424afc38..312d78ea3 100644
--- a/t/silent-lex.sh
+++ b/t/silent-lex.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-lt.sh b/t/silent-lt.sh
index 3ff128d60..6bdbb1882 100644
--- a/t/silent-lt.sh
+++ b/t/silent-lt.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-many-languages.sh b/t/silent-many-languages.sh
index 85773d339..ce989156d 100644
--- a/t/silent-many-languages.sh
+++ b/t/silent-many-languages.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-nested-vars.sh b/t/silent-nested-vars.sh
index 657ca96e7..50587636e 100644
--- a/t/silent-nested-vars.sh
+++ b/t/silent-nested-vars.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-texi.sh b/t/silent-texi.sh
index aa9932b22..d9f32f0b3 100644
--- a/t/silent-texi.sh
+++ b/t/silent-texi.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-yacc-headers.sh b/t/silent-yacc-headers.sh
index f64342c82..8297e1118 100644
--- a/t/silent-yacc-headers.sh
+++ b/t/silent-yacc-headers.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/silent-yacc.sh b/t/silent-yacc.sh
index d89ff49a7..f5dce7385 100644
--- a/t/silent-yacc.sh
+++ b/t/silent-yacc.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/sourcefile-in-subdir.sh b/t/sourcefile-in-subdir.sh
index 32606fbc2..491493a25 100644
--- a/t/sourcefile-in-subdir.sh
+++ b/t/sourcefile-in-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/space.sh b/t/space.sh
index 5bfd3c65b..7923f6bdf 100644
--- a/t/space.sh
+++ b/t/space.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/specflg-dummy.sh b/t/specflg-dummy.sh
index d22294010..2b686cc23 100644
--- a/t/specflg-dummy.sh
+++ b/t/specflg-dummy.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/specflg6.sh b/t/specflg6.sh
index 3d1af12dd..baf278f22 100644
--- a/t/specflg6.sh
+++ b/t/specflg6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/specflg7.sh b/t/specflg7.sh
index f0bcdcd50..c70525a4f 100644
--- a/t/specflg7.sh
+++ b/t/specflg7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/specflg8.sh b/t/specflg8.sh
index 132b5723a..09ba6a41e 100644
--- a/t/specflg8.sh
+++ b/t/specflg8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/specflg9.sh b/t/specflg9.sh
index 8dd02e4a7..55275006a 100644
--- a/t/specflg9.sh
+++ b/t/specflg9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/spell.sh b/t/spell.sh
index 9fc85622b..d2adc88db 100644
--- a/t/spell.sh
+++ b/t/spell.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/spell2.sh b/t/spell2.sh
index 488f362d9..50c373f06 100644
--- a/t/spell2.sh
+++ b/t/spell2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/spell3.sh b/t/spell3.sh
index fad43777f..9c75a4a42 100644
--- a/t/spell3.sh
+++ b/t/spell3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/spelling.sh b/t/spelling.sh
index 1bf4d1588..7c226a7bc 100644
--- a/t/spelling.sh
+++ b/t/spelling.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/spy-double-colon.sh b/t/spy-double-colon.sh
index 37e9ce8ed..8360db80b 100644
--- a/t/spy-double-colon.sh
+++ b/t/spy-double-colon.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/spy-rm.tap b/t/spy-rm.tap
index 02d560631..f120a5fdd 100644
--- a/t/spy-rm.tap
+++ b/t/spy-rm.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/src-acsubst.sh b/t/src-acsubst.sh
index 060ca4290..c52eb02b4 100644
--- a/t/src-acsubst.sh
+++ b/t/src-acsubst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/stamph2.sh b/t/stamph2.sh
index 460389ff5..189c5a481 100644
--- a/t/stamph2.sh
+++ b/t/stamph2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/stdinc.sh b/t/stdinc.sh
index 89f5f7c03..08ada9296 100644
--- a/t/stdinc.sh
+++ b/t/stdinc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2007-2023 Free Software Foundation, Inc.
+# Copyright (C) 2007-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/stdlib.sh b/t/stdlib.sh
index 5d41faf23..6772da715 100644
--- a/t/stdlib.sh
+++ b/t/stdlib.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/stdlib2.sh b/t/stdlib2.sh
index d48040c46..3ad10c141 100644
--- a/t/stdlib2.sh
+++ b/t/stdlib2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/strictness-override.sh b/t/strictness-override.sh
index a74f481c6..62665a590 100644
--- a/t/strictness-override.sh
+++ b/t/strictness-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/strictness-precedence.sh b/t/strictness-precedence.sh
index 9f270f906..3afa521c2 100644
--- a/t/strictness-precedence.sh
+++ b/t/strictness-precedence.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/strip.sh b/t/strip.sh
index 422353ee4..d60be4bfc 100644
--- a/t/strip.sh
+++ b/t/strip.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/strip2.sh b/t/strip2.sh
index 5e78dc5ae..a367dd0fe 100644
--- a/t/strip2.sh
+++ b/t/strip2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/strip3.sh b/t/strip3.sh
index 57ec06431..96a02480f 100644
--- a/t/strip3.sh
+++ b/t/strip3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-ac-subst.sh b/t/subdir-ac-subst.sh
index f59987066..bf5c128cd 100644
--- a/t/subdir-ac-subst.sh
+++ b/t/subdir-ac-subst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-add-pr46.sh b/t/subdir-add-pr46.sh
index d46c6f90b..635a67c87 100644
--- a/t/subdir-add-pr46.sh
+++ b/t/subdir-add-pr46.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-add2-pr46.sh b/t/subdir-add2-pr46.sh
index 57dbd5a3c..6661581c2 100644
--- a/t/subdir-add2-pr46.sh
+++ b/t/subdir-add2-pr46.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-am-cond.sh b/t/subdir-am-cond.sh
index c5b8bfdaf..68312138b 100644
--- a/t/subdir-am-cond.sh
+++ b/t/subdir-am-cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-cond-err.sh b/t/subdir-cond-err.sh
index 64ee94015..2a7c4a888 100644
--- a/t/subdir-cond-err.sh
+++ b/t/subdir-cond-err.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-cond-gettext.sh b/t/subdir-cond-gettext.sh
index a203c025d..39e98cdf6 100644
--- a/t/subdir-cond-gettext.sh
+++ b/t/subdir-cond-gettext.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-distclean.sh b/t/subdir-distclean.sh
index 5d97143c3..3d3e215a7 100644
--- a/t/subdir-distclean.sh
+++ b/t/subdir-distclean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-env-interference.sh b/t/subdir-env-interference.sh
index 44cdd959e..0c687e4b9 100644
--- a/t/subdir-env-interference.sh
+++ b/t/subdir-env-interference.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-keep-going-pr12554.sh b/t/subdir-keep-going-pr12554.sh
index 67f01e4c5..87c867019 100644
--- a/t/subdir-keep-going-pr12554.sh
+++ b/t/subdir-keep-going-pr12554.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-order.sh b/t/subdir-order.sh
index 07663cf8f..3db8b82c8 100644
--- a/t/subdir-order.sh
+++ b/t/subdir-order.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-subsub.sh b/t/subdir-subsub.sh
index c6dad195d..ea8ed40d7 100644
--- a/t/subdir-subsub.sh
+++ b/t/subdir-subsub.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir-with-slash.sh b/t/subdir-with-slash.sh
index 43d6b639d..765bab588 100644
--- a/t/subdir-with-slash.sh
+++ b/t/subdir-with-slash.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subdir.sh b/t/subdir.sh
index 375df8dc1..219eb9961 100644
--- a/t/subdir.sh
+++ b/t/subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj-clean-lt-pr10697.sh b/t/subobj-clean-lt-pr10697.sh
index 94af0778b..6eafc9a4c 100644
--- a/t/subobj-clean-lt-pr10697.sh
+++ b/t/subobj-clean-lt-pr10697.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj-clean-pr10697.sh b/t/subobj-clean-pr10697.sh
index 360716ec3..48089f75d 100644
--- a/t/subobj-clean-pr10697.sh
+++ b/t/subobj-clean-pr10697.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj-indir-pr13928.sh b/t/subobj-indir-pr13928.sh
index 463f47d4d..40e2ec151 100644
--- a/t/subobj-indir-pr13928.sh
+++ b/t/subobj-indir-pr13928.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj-objname-clash.sh b/t/subobj-objname-clash.sh
index b82dc7060..3bd6af20c 100644
--- a/t/subobj-objname-clash.sh
+++ b/t/subobj-objname-clash.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj-pr13928-more-langs.sh b/t/subobj-pr13928-more-langs.sh
index 8522ad7c4..eecba6186 100644
--- a/t/subobj-pr13928-more-langs.sh
+++ b/t/subobj-pr13928-more-langs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2015-2023 Free Software Foundation, Inc.
+# Copyright (C) 2015-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj-vpath-pr13928.sh b/t/subobj-vpath-pr13928.sh
index 1a51cb0fb..2ca4a11ac 100644
--- a/t/subobj-vpath-pr13928.sh
+++ b/t/subobj-vpath-pr13928.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj.sh b/t/subobj.sh
index 1fe3ac648..ed0dd41a1 100644
--- a/t/subobj.sh
+++ b/t/subobj.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj10.sh b/t/subobj10.sh
index 7a2909ad3..881106cda 100644
--- a/t/subobj10.sh
+++ b/t/subobj10.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj11a.sh b/t/subobj11a.sh
index d7ce8efe5..32fb5e260 100644
--- a/t/subobj11a.sh
+++ b/t/subobj11a.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj11b.sh b/t/subobj11b.sh
index da67e2e16..85d177985 100644
--- a/t/subobj11b.sh
+++ b/t/subobj11b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj11c.sh b/t/subobj11c.sh
index 8bb3b3dfd..fb2279fe7 100644
--- a/t/subobj11c.sh
+++ b/t/subobj11c.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj2.sh b/t/subobj2.sh
index 7f2bf1e4d..98aaa85aa 100644
--- a/t/subobj2.sh
+++ b/t/subobj2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj4.sh b/t/subobj4.sh
index 7b2856328..248563bec 100644
--- a/t/subobj4.sh
+++ b/t/subobj4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj5.sh b/t/subobj5.sh
index 7bcb8637a..9452b2640 100644
--- a/t/subobj5.sh
+++ b/t/subobj5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj6.sh b/t/subobj6.sh
index 21e44d4b9..d2fce4ae7 100644
--- a/t/subobj6.sh
+++ b/t/subobj6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj7.sh b/t/subobj7.sh
index eff00340c..e46f9570d 100644
--- a/t/subobj7.sh
+++ b/t/subobj7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj8.sh b/t/subobj8.sh
index 364ec0665..29443389c 100644
--- a/t/subobj8.sh
+++ b/t/subobj8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobj9.sh b/t/subobj9.sh
index cdd684317..a566f2ed7 100644
--- a/t/subobj9.sh
+++ b/t/subobj9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subobjname.sh b/t/subobjname.sh
index ecefe9b98..dc4490170 100644
--- a/t/subobjname.sh
+++ b/t/subobjname.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subpkg-macrodir.sh b/t/subpkg-macrodir.sh
index 09b166cd3..716983642 100644
--- a/t/subpkg-macrodir.sh
+++ b/t/subpkg-macrodir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subpkg-yacc.sh b/t/subpkg-yacc.sh
index 782ee0957..8794d901e 100644
--- a/t/subpkg-yacc.sh
+++ b/t/subpkg-yacc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subpkg.sh b/t/subpkg.sh
index a8846893a..5d7a7d44c 100644
--- a/t/subpkg.sh
+++ b/t/subpkg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subpkg2.sh b/t/subpkg2.sh
index 91db26277..ff0dc0092 100644
--- a/t/subpkg2.sh
+++ b/t/subpkg2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subpkg3.sh b/t/subpkg3.sh
index 4f2ed40b7..102210a67 100644
--- a/t/subpkg3.sh
+++ b/t/subpkg3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subpkg4.sh b/t/subpkg4.sh
index 1ba9c3d31..2e6a3028e 100644
--- a/t/subpkg4.sh
+++ b/t/subpkg4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subst-no-trailing-empty-line.sh 
b/t/subst-no-trailing-empty-line.sh
index 636880136..da0e9545f 100644
--- a/t/subst-no-trailing-empty-line.sh
+++ b/t/subst-no-trailing-empty-line.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subst.sh b/t/subst.sh
index 5e2cfba24..0967620d9 100644
--- a/t/subst.sh
+++ b/t/subst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subst3.sh b/t/subst3.sh
index 123bbb4f7..d421ece65 100644
--- a/t/subst3.sh
+++ b/t/subst3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subst4.sh b/t/subst4.sh
index b031e5563..c1ff7bab9 100644
--- a/t/subst4.sh
+++ b/t/subst4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/subst5.sh b/t/subst5.sh
index a2cb03b72..213e7f8a0 100644
--- a/t/subst5.sh
+++ b/t/subst5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/substre2.sh b/t/substre2.sh
index 7f9a6444f..c46aa262e 100644
--- a/t/substre2.sh
+++ b/t/substre2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/substref.sh b/t/substref.sh
index 43959680a..15b92617d 100644
--- a/t/substref.sh
+++ b/t/substref.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/substtarg.sh b/t/substtarg.sh
index f15c946fc..8f6bc26be 100644
--- a/t/substtarg.sh
+++ b/t/substtarg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix-chain.tap b/t/suffix-chain.tap
index 888daddbb..2a9a6b302 100644
--- a/t/suffix-chain.tap
+++ b/t/suffix-chain.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix-custom-pr14441.sh b/t/suffix-custom-pr14441.sh
index 83d9fdcca..9de37ecfc 100644
--- a/t/suffix-custom-pr14441.sh
+++ b/t/suffix-custom-pr14441.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix-custom-subobj-and-specflg.sh 
b/t/suffix-custom-subobj-and-specflg.sh
index 5354830e0..09d2784bc 100644
--- a/t/suffix-custom-subobj-and-specflg.sh
+++ b/t/suffix-custom-subobj-and-specflg.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix-custom-subobj.sh b/t/suffix-custom-subobj.sh
index 2f0a2bea5..378b5cf90 100644
--- a/t/suffix-custom-subobj.sh
+++ b/t/suffix-custom-subobj.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix-extra-c-stuff-pr14560.sh 
b/t/suffix-extra-c-stuff-pr14560.sh
index a135e77ce..1c570cee0 100644
--- a/t/suffix-extra-c-stuff-pr14560.sh
+++ b/t/suffix-extra-c-stuff-pr14560.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix.sh b/t/suffix.sh
index ad7fbf8c3..639de94b0 100644
--- a/t/suffix.sh
+++ b/t/suffix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix10.tap b/t/suffix10.tap
index 8d3dc1756..b86afcb51 100644
--- a/t/suffix10.tap
+++ b/t/suffix10.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix11.tap b/t/suffix11.tap
index 25f82f9b7..9de4f3a07 100644
--- a/t/suffix11.tap
+++ b/t/suffix11.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix2.sh b/t/suffix2.sh
index 39105362f..3081f3974 100644
--- a/t/suffix2.sh
+++ b/t/suffix2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix3.tap b/t/suffix3.tap
index 86114d444..eb41df053 100644
--- a/t/suffix3.tap
+++ b/t/suffix3.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix4.sh b/t/suffix4.sh
index 2023d8bb5..f794ddce4 100644
--- a/t/suffix4.sh
+++ b/t/suffix4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix5.sh b/t/suffix5.sh
index eabb1b176..5adc8478e 100644
--- a/t/suffix5.sh
+++ b/t/suffix5.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix6.sh b/t/suffix6.sh
index 3edbb7dd8..770549749 100644
--- a/t/suffix6.sh
+++ b/t/suffix6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix6b.sh b/t/suffix6b.sh
index b2ce0d057..6472cd781 100644
--- a/t/suffix6b.sh
+++ b/t/suffix6b.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix6c.sh b/t/suffix6c.sh
index c0ee93236..b3f20c74f 100644
--- a/t/suffix6c.sh
+++ b/t/suffix6c.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix7.sh b/t/suffix7.sh
index 00597d485..61196210b 100644
--- a/t/suffix7.sh
+++ b/t/suffix7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix8.tap b/t/suffix8.tap
index c987943b5..759c166a3 100644
--- a/t/suffix8.tap
+++ b/t/suffix8.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/suffix9.sh b/t/suffix9.sh
index fda99654a..6ea64d3f5 100644
--- a/t/suffix9.sh
+++ b/t/suffix9.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/symlink.sh b/t/symlink.sh
index 1e6ffb470..da8323123 100644
--- a/t/symlink.sh
+++ b/t/symlink.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/symlink2.sh b/t/symlink2.sh
index 23ef25af6..70bd15bb6 100644
--- a/t/symlink2.sh
+++ b/t/symlink2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/syntax.sh b/t/syntax.sh
index b4ce1eb40..6f1dd5cca 100644
--- a/t/syntax.sh
+++ b/t/syntax.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tags-lisp-space.sh b/t/tags-lisp-space.sh
index b36f35f1a..d51228cb1 100644
--- a/t/tags-lisp-space.sh
+++ b/t/tags-lisp-space.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2019-2023 Free Software Foundation, Inc.
+# Copyright (C) 2019-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tags-pr12372.sh b/t/tags-pr12372.sh
index 19ac07da4..1d761e237 100644
--- a/t/tags-pr12372.sh
+++ b/t/tags-pr12372.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tags.sh b/t/tags.sh
index 204ff54be..1eb891267 100644
--- a/t/tags.sh
+++ b/t/tags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tags2.sh b/t/tags2.sh
index 7c9ea9867..7aff0b638 100644
--- a/t/tags2.sh
+++ b/t/tags2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tagsub.sh b/t/tagsub.sh
index 6128fc9eb..5cefce812 100644
--- a/t/tagsub.sh
+++ b/t/tagsub.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-ambiguous-directive.sh b/t/tap-ambiguous-directive.sh
index 8e49cbb6f..3800627f0 100644
--- a/t/tap-ambiguous-directive.sh
+++ b/t/tap-ambiguous-directive.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-autonumber.sh b/t/tap-autonumber.sh
index c5da9b653..d5d1179a8 100644
--- a/t/tap-autonumber.sh
+++ b/t/tap-autonumber.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bad-prog.tap b/t/tap-bad-prog.tap
index bb0187df9..0630a2eab 100644
--- a/t/tap-bad-prog.tap
+++ b/t/tap-bad-prog.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bailout-and-logging.sh b/t/tap-bailout-and-logging.sh
index 380468632..05b3f310c 100644
--- a/t/tap-bailout-and-logging.sh
+++ b/t/tap-bailout-and-logging.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bailout-leading-space.sh b/t/tap-bailout-leading-space.sh
index 867305fb2..139adc4c9 100644
--- a/t/tap-bailout-leading-space.sh
+++ b/t/tap-bailout-leading-space.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bailout-suppress-badexit.sh 
b/t/tap-bailout-suppress-badexit.sh
index bd5986742..3d63e299a 100644
--- a/t/tap-bailout-suppress-badexit.sh
+++ b/t/tap-bailout-suppress-badexit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bailout-suppress-later-diagnostic.sh 
b/t/tap-bailout-suppress-later-diagnostic.sh
index d713b6b4d..034fee9b3 100644
--- a/t/tap-bailout-suppress-later-diagnostic.sh
+++ b/t/tap-bailout-suppress-later-diagnostic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bailout-suppress-later-errors.sh 
b/t/tap-bailout-suppress-later-errors.sh
index 723ff4779..0f762ec73 100644
--- a/t/tap-bailout-suppress-later-errors.sh
+++ b/t/tap-bailout-suppress-later-errors.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-bailout.sh b/t/tap-bailout.sh
index 48dffb37e..a804f4c7e 100644
--- a/t/tap-bailout.sh
+++ b/t/tap-bailout.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-basic.sh b/t/tap-basic.sh
index 1af60111e..0ed1aafc7 100644
--- a/t/tap-basic.sh
+++ b/t/tap-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-color.sh b/t/tap-color.sh
index 3cf374093..e86ff608b 100644
--- a/t/tap-color.sh
+++ b/t/tap-color.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-common-setup.sh b/t/tap-common-setup.sh
index b34f9abae..b690f6a13 100644
--- a/t/tap-common-setup.sh
+++ b/t/tap-common-setup.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-deps.sh b/t/tap-deps.sh
index 4dd2325cb..605a2bd03 100644
--- a/t/tap-deps.sh
+++ b/t/tap-deps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-diagnostic-custom.sh b/t/tap-diagnostic-custom.sh
index da7945aa2..81907dffc 100644
--- a/t/tap-diagnostic-custom.sh
+++ b/t/tap-diagnostic-custom.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-diagnostic.sh b/t/tap-diagnostic.sh
index 7316cba2f..24b4da5f7 100644
--- a/t/tap-diagnostic.sh
+++ b/t/tap-diagnostic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-doc.sh b/t/tap-doc.sh
index d18e02a8a..26659751f 100644
--- a/t/tap-doc.sh
+++ b/t/tap-doc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-doc2.sh b/t/tap-doc2.sh
index 3abbd8a8e..fdca66ad8 100644
--- a/t/tap-doc2.sh
+++ b/t/tap-doc2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-driver-stderr.sh b/t/tap-driver-stderr.sh
index f3d8e8305..97357e4d4 100644
--- a/t/tap-driver-stderr.sh
+++ b/t/tap-driver-stderr.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-empty-diagnostic.sh b/t/tap-empty-diagnostic.sh
index 8bd6d391d..156984c41 100644
--- a/t/tap-empty-diagnostic.sh
+++ b/t/tap-empty-diagnostic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-empty.sh b/t/tap-empty.sh
index 39355a626..d67ccdc45 100644
--- a/t/tap-empty.sh
+++ b/t/tap-empty.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-escape-directive-2.sh b/t/tap-escape-directive-2.sh
index e62c712a7..850d45a81 100644
--- a/t/tap-escape-directive-2.sh
+++ b/t/tap-escape-directive-2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-escape-directive.sh b/t/tap-escape-directive.sh
index 3849a722d..51f8a8863 100644
--- a/t/tap-escape-directive.sh
+++ b/t/tap-escape-directive.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-exit.sh b/t/tap-exit.sh
index 7eeaf4526..fb88adddd 100644
--- a/t/tap-exit.sh
+++ b/t/tap-exit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-fancy.sh b/t/tap-fancy.sh
index e2ceb3ad0..2df0e75f6 100644
--- a/t/tap-fancy.sh
+++ b/t/tap-fancy.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-fancy2.sh b/t/tap-fancy2.sh
index ffe04cfa4..07d5d2fcb 100644
--- a/t/tap-fancy2.sh
+++ b/t/tap-fancy2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-global-log.sh b/t/tap-global-log.sh
index 83c1e3189..ce8d81bf2 100644
--- a/t/tap-global-log.sh
+++ b/t/tap-global-log.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-global-result.sh b/t/tap-global-result.sh
index d91b7d131..c00b2c93e 100644
--- a/t/tap-global-result.sh
+++ b/t/tap-global-result.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-log.sh b/t/tap-log.sh
index 46780971e..b59e2a998 100644
--- a/t/tap-log.sh
+++ b/t/tap-log.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-merge-stdout-stderr.sh b/t/tap-merge-stdout-stderr.sh
index 739af9869..76d5a0087 100644
--- a/t/tap-merge-stdout-stderr.sh
+++ b/t/tap-merge-stdout-stderr.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-missing-plan-and-bad-exit.sh 
b/t/tap-missing-plan-and-bad-exit.sh
index f79e5429b..d162be2e9 100644
--- a/t/tap-missing-plan-and-bad-exit.sh
+++ b/t/tap-missing-plan-and-bad-exit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-more.sh b/t/tap-more.sh
index 8d4ea4387..6a5f1a421 100644
--- a/t/tap-more.sh
+++ b/t/tap-more.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-more2.sh b/t/tap-more2.sh
index a635c868c..3d590f1f4 100644
--- a/t/tap-more2.sh
+++ b/t/tap-more2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-msg0-bailout.sh b/t/tap-msg0-bailout.sh
index c5631d3d5..6c244e5ef 100644
--- a/t/tap-msg0-bailout.sh
+++ b/t/tap-msg0-bailout.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-msg0-directive.sh b/t/tap-msg0-directive.sh
index 79be014c6..4fc18d10b 100644
--- a/t/tap-msg0-directive.sh
+++ b/t/tap-msg0-directive.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-msg0-misc.sh b/t/tap-msg0-misc.sh
index 0ede8b1de..a45fee2f2 100644
--- a/t/tap-msg0-misc.sh
+++ b/t/tap-msg0-misc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-msg0-planskip.sh b/t/tap-msg0-planskip.sh
index 2013f0172..d699b5d7c 100644
--- a/t/tap-msg0-planskip.sh
+++ b/t/tap-msg0-planskip.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-msg0-result.sh b/t/tap-msg0-result.sh
index c72e3700a..8d43fc90e 100644
--- a/t/tap-msg0-result.sh
+++ b/t/tap-msg0-result.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-negative-numbers.sh b/t/tap-negative-numbers.sh
index f12cb0692..1abda148b 100644
--- a/t/tap-negative-numbers.sh
+++ b/t/tap-negative-numbers.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-no-disable-hard-error.sh b/t/tap-no-disable-hard-error.sh
index 732523746..55bc2d882 100644
--- a/t/tap-no-disable-hard-error.sh
+++ b/t/tap-no-disable-hard-error.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-no-merge-stdout-stderr.sh b/t/tap-no-merge-stdout-stderr.sh
index b08c2b795..a88f74690 100644
--- a/t/tap-no-merge-stdout-stderr.sh
+++ b/t/tap-no-merge-stdout-stderr.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-no-spurious-numbers.sh b/t/tap-no-spurious-numbers.sh
index d45952ca8..2fd317c55 100644
--- a/t/tap-no-spurious-numbers.sh
+++ b/t/tap-no-spurious-numbers.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-no-spurious-summary.sh b/t/tap-no-spurious-summary.sh
index 270315c4f..452872550 100644
--- a/t/tap-no-spurious-summary.sh
+++ b/t/tap-no-spurious-summary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-no-spurious.sh b/t/tap-no-spurious.sh
index a88b82cf3..4a50a3354 100644
--- a/t/tap-no-spurious.sh
+++ b/t/tap-no-spurious.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-not-ok-skip.sh b/t/tap-not-ok-skip.sh
index a4fb962a6..0b85e44e0 100644
--- a/t/tap-not-ok-skip.sh
+++ b/t/tap-not-ok-skip.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-number-wordboundary.sh b/t/tap-number-wordboundary.sh
index 94623f92f..fb1fb5f13 100644
--- a/t/tap-number-wordboundary.sh
+++ b/t/tap-number-wordboundary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-numbers-leading-zero.sh b/t/tap-numbers-leading-zero.sh
index f8aefe3fa..91afe92d3 100644
--- a/t/tap-numbers-leading-zero.sh
+++ b/t/tap-numbers-leading-zero.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-numeric-description.sh b/t/tap-numeric-description.sh
index 2647a3dc3..1611f6d44 100644
--- a/t/tap-numeric-description.sh
+++ b/t/tap-numeric-description.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-out-of-order.sh b/t/tap-out-of-order.sh
index 29f162aba..ace2c7be5 100644
--- a/t/tap-out-of-order.sh
+++ b/t/tap-out-of-order.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-passthrough-exit.sh b/t/tap-passthrough-exit.sh
index 702353250..4e9944644 100644
--- a/t/tap-passthrough-exit.sh
+++ b/t/tap-passthrough-exit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-passthrough.sh b/t/tap-passthrough.sh
index 8ae7ff259..a968e22ab 100644
--- a/t/tap-passthrough.sh
+++ b/t/tap-passthrough.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan-corner.sh b/t/tap-plan-corner.sh
index 2e78612e4..f14a522fd 100644
--- a/t/tap-plan-corner.sh
+++ b/t/tap-plan-corner.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan-errors.sh b/t/tap-plan-errors.sh
index ed78b0ca7..fd17984ea 100644
--- a/t/tap-plan-errors.sh
+++ b/t/tap-plan-errors.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan-leading-zero.sh b/t/tap-plan-leading-zero.sh
index cde9bc7ac..c3f30eb72 100644
--- a/t/tap-plan-leading-zero.sh
+++ b/t/tap-plan-leading-zero.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan-malformed.sh b/t/tap-plan-malformed.sh
index 23646ef20..0d7eed674 100644
--- a/t/tap-plan-malformed.sh
+++ b/t/tap-plan-malformed.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan-middle.sh b/t/tap-plan-middle.sh
index 386943d70..d09fb69eb 100644
--- a/t/tap-plan-middle.sh
+++ b/t/tap-plan-middle.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan-whitespace.sh b/t/tap-plan-whitespace.sh
index a9dfde03d..348d07ee9 100644
--- a/t/tap-plan-whitespace.sh
+++ b/t/tap-plan-whitespace.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-plan.sh b/t/tap-plan.sh
index 0e5a67abb..8988b59da 100644
--- a/t/tap-plan.sh
+++ b/t/tap-plan.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-and-logging.sh b/t/tap-planskip-and-logging.sh
index f297da4da..59c33b2f2 100644
--- a/t/tap-planskip-and-logging.sh
+++ b/t/tap-planskip-and-logging.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-badexit.sh b/t/tap-planskip-badexit.sh
index b91861ac5..2c0ee706d 100644
--- a/t/tap-planskip-badexit.sh
+++ b/t/tap-planskip-badexit.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-bailout.sh b/t/tap-planskip-bailout.sh
index 05a1302b0..d169801b0 100644
--- a/t/tap-planskip-bailout.sh
+++ b/t/tap-planskip-bailout.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-case-insensitive.sh 
b/t/tap-planskip-case-insensitive.sh
index 27763e708..9f7f5646e 100644
--- a/t/tap-planskip-case-insensitive.sh
+++ b/t/tap-planskip-case-insensitive.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-late.sh b/t/tap-planskip-late.sh
index 31f6e2807..666ca127a 100644
--- a/t/tap-planskip-late.sh
+++ b/t/tap-planskip-late.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-later-errors.sh b/t/tap-planskip-later-errors.sh
index 26ee1c0ed..3e0ff659d 100644
--- a/t/tap-planskip-later-errors.sh
+++ b/t/tap-planskip-later-errors.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-unplanned-corner.sh 
b/t/tap-planskip-unplanned-corner.sh
index 51930a1c5..faf6ac423 100644
--- a/t/tap-planskip-unplanned-corner.sh
+++ b/t/tap-planskip-unplanned-corner.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-unplanned.sh b/t/tap-planskip-unplanned.sh
index 7295b36da..a90628633 100644
--- a/t/tap-planskip-unplanned.sh
+++ b/t/tap-planskip-unplanned.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip-whitespace.sh b/t/tap-planskip-whitespace.sh
index 08c0e4be9..7a81d48f1 100644
--- a/t/tap-planskip-whitespace.sh
+++ b/t/tap-planskip-whitespace.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-planskip.sh b/t/tap-planskip.sh
index 59e405bf0..b1ce75731 100644
--- a/t/tap-planskip.sh
+++ b/t/tap-planskip.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-recheck-logs.sh b/t/tap-recheck-logs.sh
index c3b8da6e7..9c1de06d9 100644
--- a/t/tap-recheck-logs.sh
+++ b/t/tap-recheck-logs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-recheck.sh b/t/tap-recheck.sh
index 55a8e1d9e..062f7f9b1 100644
--- a/t/tap-recheck.sh
+++ b/t/tap-recheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-result-comment.sh b/t/tap-result-comment.sh
index b0068e462..5319f497b 100644
--- a/t/tap-result-comment.sh
+++ b/t/tap-result-comment.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-signal.tap b/t/tap-signal.tap
index b1627dfa7..fe1a2928b 100644
--- a/t/tap-signal.tap
+++ b/t/tap-signal.tap
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-summary-color.sh b/t/tap-summary-color.sh
index 9e78da105..a2dd3bf04 100644
--- a/t/tap-summary-color.sh
+++ b/t/tap-summary-color.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-summary.sh b/t/tap-summary.sh
index 10cc25537..af533be11 100644
--- a/t/tap-summary.sh
+++ b/t/tap-summary.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-test-number-0.sh b/t/tap-test-number-0.sh
index 871e23d0c..7bed7e21f 100644
--- a/t/tap-test-number-0.sh
+++ b/t/tap-test-number-0.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-todo-skip-together.sh b/t/tap-todo-skip-together.sh
index 78d3ea704..e8a1e7579 100644
--- a/t/tap-todo-skip-together.sh
+++ b/t/tap-todo-skip-together.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-todo-skip-whitespace.sh b/t/tap-todo-skip-whitespace.sh
index 437bd2ede..06c7bb3f2 100644
--- a/t/tap-todo-skip-whitespace.sh
+++ b/t/tap-todo-skip-whitespace.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-todo-skip.sh b/t/tap-todo-skip.sh
index ff14f91d7..f093a0934 100644
--- a/t/tap-todo-skip.sh
+++ b/t/tap-todo-skip.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-unplanned.sh b/t/tap-unplanned.sh
index 6eef33262..7167b588f 100644
--- a/t/tap-unplanned.sh
+++ b/t/tap-unplanned.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-whitespace-normalization.sh 
b/t/tap-whitespace-normalization.sh
index 6f85f7e4d..3f4513257 100644
--- a/t/tap-whitespace-normalization.sh
+++ b/t/tap-whitespace-normalization.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-with-and-without-number.sh b/t/tap-with-and-without-number.sh
index cde51e3c3..1067e8d6d 100644
--- a/t/tap-with-and-without-number.sh
+++ b/t/tap-with-and-without-number.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tap-xfail-tests.sh b/t/tap-xfail-tests.sh
index 0aaae6ea7..4c95bd6f1 100644
--- a/t/tap-xfail-tests.sh
+++ b/t/tap-xfail-tests.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tar-opts-errors.sh b/t/tar-opts-errors.sh
index 428adc41d..1528dce14 100644
--- a/t/tar-opts-errors.sh
+++ b/t/tar-opts-errors.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tar-override.sh b/t/tar-override.sh
index 2608db581..6554cbf86 100644
--- a/t/tar-override.sh
+++ b/t/tar-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tar-pax.sh b/t/tar-pax.sh
index e13e45d68..f9e3b76fb 100644
--- a/t/tar-pax.sh
+++ b/t/tar-pax.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tar-ustar-id-too-high.sh b/t/tar-ustar-id-too-high.sh
index 0d3713617..db813e7b6 100644
--- a/t/tar-ustar-id-too-high.sh
+++ b/t/tar-ustar-id-too-high.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tar-ustar.sh b/t/tar-ustar.sh
index 480590b7e..648d88a9b 100644
--- a/t/tar-ustar.sh
+++ b/t/tar-ustar.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/target-cflags.sh b/t/target-cflags.sh
index f683bc910..5ce42711e 100644
--- a/t/target-cflags.sh
+++ b/t/target-cflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2000-2023 Free Software Foundation, Inc.
+# Copyright (C) 2000-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/targetclash.sh b/t/targetclash.sh
index 1c9ac796d..e452f752c 100644
--- a/t/targetclash.sh
+++ b/t/targetclash.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-acsubst.sh b/t/test-driver-acsubst.sh
index 27618e04a..5c51fcf1e 100644
--- a/t/test-driver-acsubst.sh
+++ b/t/test-driver-acsubst.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-cond.sh b/t/test-driver-cond.sh
index d960814bc..935a82511 100644
--- a/t/test-driver-cond.sh
+++ b/t/test-driver-cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-create-log-dir.sh b/t/test-driver-create-log-dir.sh
index cfd010daa..766212fd5 100644
--- a/t/test-driver-create-log-dir.sh
+++ b/t/test-driver-create-log-dir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-custom-multitest-recheck.sh 
b/t/test-driver-custom-multitest-recheck.sh
index b1ca42e82..8ad766362 100644
--- a/t/test-driver-custom-multitest-recheck.sh
+++ b/t/test-driver-custom-multitest-recheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-custom-multitest-recheck2.sh 
b/t/test-driver-custom-multitest-recheck2.sh
index 7e9540ef7..1177f1b0e 100644
--- a/t/test-driver-custom-multitest-recheck2.sh
+++ b/t/test-driver-custom-multitest-recheck2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-custom-multitest.sh 
b/t/test-driver-custom-multitest.sh
index 2698be6ce..09fdae72c 100644
--- a/t/test-driver-custom-multitest.sh
+++ b/t/test-driver-custom-multitest.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-custom-no-extra-driver.sh 
b/t/test-driver-custom-no-extra-driver.sh
index 9716c8d23..33f3b6b93 100644
--- a/t/test-driver-custom-no-extra-driver.sh
+++ b/t/test-driver-custom-no-extra-driver.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-custom-xfail-tests.sh 
b/t/test-driver-custom-xfail-tests.sh
index b9cea8f96..70c3c6c99 100644
--- a/t/test-driver-custom-xfail-tests.sh
+++ b/t/test-driver-custom-xfail-tests.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-custom.sh b/t/test-driver-custom.sh
index 0b75cf502..0bb29d3b6 100644
--- a/t/test-driver-custom.sh
+++ b/t/test-driver-custom.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-fail.sh b/t/test-driver-fail.sh
index 344900b83..51f30638c 100644
--- a/t/test-driver-fail.sh
+++ b/t/test-driver-fail.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-is-distributed.sh b/t/test-driver-is-distributed.sh
index d21a9c0c3..5f5f7457e 100644
--- a/t/test-driver-is-distributed.sh
+++ b/t/test-driver-is-distributed.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-strip-vpath.sh b/t/test-driver-strip-vpath.sh
index fd51cead9..bcd624a95 100644
--- a/t/test-driver-strip-vpath.sh
+++ b/t/test-driver-strip-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-driver-trs-suffix-registered.sh 
b/t/test-driver-trs-suffix-registered.sh
index 88858d191..00565a3c9 100644
--- a/t/test-driver-trs-suffix-registered.sh
+++ b/t/test-driver-trs-suffix-registered.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-extensions-cond.sh b/t/test-extensions-cond.sh
index ede0c0018..b97a2a6cc 100644
--- a/t/test-extensions-cond.sh
+++ b/t/test-extensions-cond.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-extensions-empty.sh b/t/test-extensions-empty.sh
index 68a794be2..bd32da14b 100644
--- a/t/test-extensions-empty.sh
+++ b/t/test-extensions-empty.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2020-2023 Free Software Foundation, Inc.
+# Copyright (C) 2020-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-extensions.sh b/t/test-extensions.sh
index f328e09c1..5d6badda6 100644
--- a/t/test-extensions.sh
+++ b/t/test-extensions.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-harness-vpath-rewrite.sh b/t/test-harness-vpath-rewrite.sh
index 83b1ec6ad..190977b69 100644
--- a/t/test-harness-vpath-rewrite.sh
+++ b/t/test-harness-vpath-rewrite.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-log.sh b/t/test-log.sh
index 37040c679..4bad6f206 100644
--- a/t/test-log.sh
+++ b/t/test-log.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-logs-repeated.sh b/t/test-logs-repeated.sh
index 934f5b1eb..a57f39337 100644
--- a/t/test-logs-repeated.sh
+++ b/t/test-logs-repeated.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-metadata-global-log.sh b/t/test-metadata-global-log.sh
index cc98f2cd9..fcc625913 100644
--- a/t/test-metadata-global-log.sh
+++ b/t/test-metadata-global-log.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-metadata-global-result.sh b/t/test-metadata-global-result.sh
index 5ee1325ec..de2e7cb18 100644
--- a/t/test-metadata-global-result.sh
+++ b/t/test-metadata-global-result.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-metadata-recheck.sh b/t/test-metadata-recheck.sh
index 403ec9aaf..3adf3df6b 100644
--- a/t/test-metadata-recheck.sh
+++ b/t/test-metadata-recheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-metadata-results.sh b/t/test-metadata-results.sh
index 66b8d1ec2..7cd5b445f 100644
--- a/t/test-metadata-results.sh
+++ b/t/test-metadata-results.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-missing.sh b/t/test-missing.sh
index 83105714c..79b1eeebb 100644
--- a/t/test-missing.sh
+++ b/t/test-missing.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-missing2.sh b/t/test-missing2.sh
index a14413cb2..adba8b56b 100644
--- a/t/test-missing2.sh
+++ b/t/test-missing2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-trs-basic.sh b/t/test-trs-basic.sh
index 58ef42714..bf16ce2eb 100644
--- a/t/test-trs-basic.sh
+++ b/t/test-trs-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-trs-recover.sh b/t/test-trs-recover.sh
index f52cd99b1..456a3346e 100644
--- a/t/test-trs-recover.sh
+++ b/t/test-trs-recover.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/test-trs-recover2.sh b/t/test-trs-recover2.sh
index 308760db2..4038f9543 100644
--- a/t/test-trs-recover2.sh
+++ b/t/test-trs-recover2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tests-environment-and-log-compiler.sh 
b/t/tests-environment-and-log-compiler.sh
index 1a8a588e1..9c5e1a1f6 100644
--- a/t/tests-environment-and-log-compiler.sh
+++ b/t/tests-environment-and-log-compiler.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tests-environment-backcompat.sh 
b/t/tests-environment-backcompat.sh
index e9278cd95..db43309ee 100644
--- a/t/tests-environment-backcompat.sh
+++ b/t/tests-environment-backcompat.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tests-environment-fd-redirect.sh 
b/t/tests-environment-fd-redirect.sh
index 7514566b1..6937dfd07 100644
--- a/t/tests-environment-fd-redirect.sh
+++ b/t/tests-environment-fd-redirect.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/tests-environment.sh b/t/tests-environment.sh
index aa620488d..cbe8a2703 100644
--- a/t/tests-environment.sh
+++ b/t/tests-environment.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/testsuite-summary-color.sh b/t/testsuite-summary-color.sh
index de15a2449..7b6254f61 100644
--- a/t/testsuite-summary-color.sh
+++ b/t/testsuite-summary-color.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/testsuite-summary-count-many.sh 
b/t/testsuite-summary-count-many.sh
index d277ba46a..2560ef82c 100644
--- a/t/testsuite-summary-count-many.sh
+++ b/t/testsuite-summary-count-many.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/testsuite-summary-count.sh b/t/testsuite-summary-count.sh
index f7702aae0..c8f15389d 100644
--- a/t/testsuite-summary-count.sh
+++ b/t/testsuite-summary-count.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/testsuite-summary-header.sh b/t/testsuite-summary-header.sh
index 78c6c9b75..7a50b6328 100644
--- a/t/testsuite-summary-header.sh
+++ b/t/testsuite-summary-header.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/testsuite-summary-reference-log.sh 
b/t/testsuite-summary-reference-log.sh
index f61ff089c..64cc4eb6c 100644
--- a/t/testsuite-summary-reference-log.sh
+++ b/t/testsuite-summary-reference-log.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/toplevelmd.sh b/t/toplevelmd.sh
index 6da047039..0e4a6af76 100644
--- a/t/toplevelmd.sh
+++ b/t/toplevelmd.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/transform.sh b/t/transform.sh
index d322b3552..a9cd252a2 100644
--- a/t/transform.sh
+++ b/t/transform.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/transform2.sh b/t/transform2.sh
index a048bcd8d..d83dd1dd2 100644
--- a/t/transform2.sh
+++ b/t/transform2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/transform3.sh b/t/transform3.sh
index df4fc6d53..119500212 100644
--- a/t/transform3.sh
+++ b/t/transform3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-absolute-srcdir-pr408.sh 
b/t/txinfo-absolute-srcdir-pr408.sh
index 3ea3ff1ec..4e0ad3add 100644
--- a/t/txinfo-absolute-srcdir-pr408.sh
+++ b/t/txinfo-absolute-srcdir-pr408.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-add-missing-and-dist.sh b/t/txinfo-add-missing-and-dist.sh
index 82b23757b..064062787 100644
--- a/t/txinfo-add-missing-and-dist.sh
+++ b/t/txinfo-add-missing-and-dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1999-2023 Free Software Foundation, Inc.
+# Copyright (C) 1999-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-bsd-make-recurs.sh b/t/txinfo-bsd-make-recurs.sh
index 5d627ecfe..e0a0f1f34 100644
--- a/t/txinfo-bsd-make-recurs.sh
+++ b/t/txinfo-bsd-make-recurs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# Copyright (C) 2009-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-builddir.sh b/t/txinfo-builddir.sh
index 94f4e1b91..3164f9035 100644
--- a/t/txinfo-builddir.sh
+++ b/t/txinfo-builddir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-clean.sh b/t/txinfo-clean.sh
index db7887921..e1635e1f5 100644
--- a/t/txinfo-clean.sh
+++ b/t/txinfo-clean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-dvi-recurs.sh b/t/txinfo-dvi-recurs.sh
index 98993be4c..44163fff9 100644
--- a/t/txinfo-dvi-recurs.sh
+++ b/t/txinfo-dvi-recurs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-include.sh b/t/txinfo-include.sh
index 40906e163..dbcd01d26 100644
--- a/t/txinfo-include.sh
+++ b/t/txinfo-include.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-info-in-srcdir.sh b/t/txinfo-info-in-srcdir.sh
index cd74832f0..5273874a0 100644
--- a/t/txinfo-info-in-srcdir.sh
+++ b/t/txinfo-info-in-srcdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-makeinfo-error-no-clobber.sh 
b/t/txinfo-makeinfo-error-no-clobber.sh
index 039cb53b6..703b3f72d 100644
--- a/t/txinfo-makeinfo-error-no-clobber.sh
+++ b/t/txinfo-makeinfo-error-no-clobber.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-many-output-formats-vpath.sh 
b/t/txinfo-many-output-formats-vpath.sh
index 8fa4e92ea..7ad492cf8 100644
--- a/t/txinfo-many-output-formats-vpath.sh
+++ b/t/txinfo-many-output-formats-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-many-output-formats.sh b/t/txinfo-many-output-formats.sh
index d31bd9168..2e830c5f2 100644
--- a/t/txinfo-many-output-formats.sh
+++ b/t/txinfo-many-output-formats.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-clutter.sh b/t/txinfo-no-clutter.sh
index fbb6b9a85..62bb725b0 100644
--- a/t/txinfo-no-clutter.sh
+++ b/t/txinfo-no-clutter.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-extra-dist.sh b/t/txinfo-no-extra-dist.sh
index 7f006d5de..c5c9b3d74 100644
--- a/t/txinfo-no-extra-dist.sh
+++ b/t/txinfo-no-extra-dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-installinfo.sh b/t/txinfo-no-installinfo.sh
index c28c33e8a..adb6ed76d 100644
--- a/t/txinfo-no-installinfo.sh
+++ b/t/txinfo-no-installinfo.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-repeated-targets.sh b/t/txinfo-no-repeated-targets.sh
index e14e5c441..5006d6017 100644
--- a/t/txinfo-no-repeated-targets.sh
+++ b/t/txinfo-no-repeated-targets.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-setfilename-no-inputs.sh 
b/t/txinfo-no-setfilename-no-inputs.sh
index 41afff18b..28b33749c 100644
--- a/t/txinfo-no-setfilename-no-inputs.sh
+++ b/t/txinfo-no-setfilename-no-inputs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2022-2023 Free Software Foundation, Inc.
+# Copyright (C) 2022-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-setfilename.sh b/t/txinfo-no-setfilename.sh
index ec1fe83c5..101ef06e1 100644
--- a/t/txinfo-no-setfilename.sh
+++ b/t/txinfo-no-setfilename.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2019-2023 Free Software Foundation, Inc.
+# Copyright (C) 2019-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-no-texi-but-texi-in.sh b/t/txinfo-no-texi-but-texi-in.sh
index 7975d4b01..c3db16d1e 100644
--- a/t/txinfo-no-texi-but-texi-in.sh
+++ b/t/txinfo-no-texi-but-texi-in.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2023 Free Software Foundation, Inc.
+# Copyright (C) 2023-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-nodist-info.sh b/t/txinfo-nodist-info.sh
index f82238fc4..1c4e2f7eb 100644
--- a/t/txinfo-nodist-info.sh
+++ b/t/txinfo-nodist-info.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2013-2023 Free Software Foundation, Inc.
+# Copyright (C) 2013-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-other-suffixes.sh b/t/txinfo-other-suffixes.sh
index 9cc4b3ec1..e1745abd0 100644
--- a/t/txinfo-other-suffixes.sh
+++ b/t/txinfo-other-suffixes.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-override-infodeps.sh b/t/txinfo-override-infodeps.sh
index 6a05a4a4b..2431ef2b6 100644
--- a/t/txinfo-override-infodeps.sh
+++ b/t/txinfo-override-infodeps.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-override-texinfo-tex.sh b/t/txinfo-override-texinfo-tex.sh
index ee57b9e67..e55e650b7 100644
--- a/t/txinfo-override-texinfo-tex.sh
+++ b/t/txinfo-override-texinfo-tex.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-setfilename-repeated.sh b/t/txinfo-setfilename-repeated.sh
index c6d7857ea..e99c70ade 100644
--- a/t/txinfo-setfilename-repeated.sh
+++ b/t/txinfo-setfilename-repeated.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-setfilename-suffix-strip.sh 
b/t/txinfo-setfilename-suffix-strip.sh
index d23dfd6e2..8b927710a 100644
--- a/t/txinfo-setfilename-suffix-strip.sh
+++ b/t/txinfo-setfilename-suffix-strip.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-subdir-pr343.sh b/t/txinfo-subdir-pr343.sh
index 02483dedc..b747aeff5 100644
--- a/t/txinfo-subdir-pr343.sh
+++ b/t/txinfo-subdir-pr343.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-tex-dist.sh b/t/txinfo-tex-dist.sh
index 73d359e2f..531a814a8 100644
--- a/t/txinfo-tex-dist.sh
+++ b/t/txinfo-tex-dist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-unrecognized-extension.sh 
b/t/txinfo-unrecognized-extension.sh
index d843cdb75..0b153f520 100644
--- a/t/txinfo-unrecognized-extension.sh
+++ b/t/txinfo-unrecognized-extension.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-unrecognized-info-suffix.sh 
b/t/txinfo-unrecognized-info-suffix.sh
index 92b98a1bf..c1affc7d8 100644
--- a/t/txinfo-unrecognized-info-suffix.sh
+++ b/t/txinfo-unrecognized-info-suffix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-vtexi.sh b/t/txinfo-vtexi.sh
index d311894a0..248f091e0 100644
--- a/t/txinfo-vtexi.sh
+++ b/t/txinfo-vtexi.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-vtexi2.sh b/t/txinfo-vtexi2.sh
index 31afb9b58..96e97de6a 100644
--- a/t/txinfo-vtexi2.sh
+++ b/t/txinfo-vtexi2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-vtexi3.sh b/t/txinfo-vtexi3.sh
index 3190bf975..23f32904b 100644
--- a/t/txinfo-vtexi3.sh
+++ b/t/txinfo-vtexi3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-vtexi4.sh b/t/txinfo-vtexi4.sh
index 945570acd..a3692c2f3 100644
--- a/t/txinfo-vtexi4.sh
+++ b/t/txinfo-vtexi4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo-without-info-suffix.sh b/t/txinfo-without-info-suffix.sh
index a57606c90..b24c6a6a5 100644
--- a/t/txinfo-without-info-suffix.sh
+++ b/t/txinfo-without-info-suffix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo19.sh b/t/txinfo19.sh
index 9fcb931ab..87ec7aa60 100644
--- a/t/txinfo19.sh
+++ b/t/txinfo19.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo23.sh b/t/txinfo23.sh
index 2e42bbf3e..275666f57 100644
--- a/t/txinfo23.sh
+++ b/t/txinfo23.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo24.sh b/t/txinfo24.sh
index ad85fa320..855b45a31 100644
--- a/t/txinfo24.sh
+++ b/t/txinfo24.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo25.sh b/t/txinfo25.sh
index 1f5945533..ea770dd8a 100644
--- a/t/txinfo25.sh
+++ b/t/txinfo25.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2003-2023 Free Software Foundation, Inc.
+# Copyright (C) 2003-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/txinfo28.sh b/t/txinfo28.sh
index 531a85f56..6370e7453 100644
--- a/t/txinfo28.sh
+++ b/t/txinfo28.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/uninstall-fail.sh b/t/uninstall-fail.sh
index 60e131fc3..3209af5be 100644
--- a/t/uninstall-fail.sh
+++ b/t/uninstall-fail.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/uninstall-pr9578.sh b/t/uninstall-pr9578.sh
index 41f1e40de..38a3438ae 100644
--- a/t/uninstall-pr9578.sh
+++ b/t/uninstall-pr9578.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/unused.sh b/t/unused.sh
index 84c5effe6..a55b3c082 100644
--- a/t/unused.sh
+++ b/t/unused.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/upc.sh b/t/upc.sh
index bac8879f0..78cfa2ed8 100644
--- a/t/upc.sh
+++ b/t/upc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/upc2.sh b/t/upc2.sh
index c4c7df753..f8944a5b5 100644
--- a/t/upc2.sh
+++ b/t/upc2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/upc3.sh b/t/upc3.sh
index 64626084f..50579de2a 100644
--- a/t/upc3.sh
+++ b/t/upc3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2006-2023 Free Software Foundation, Inc.
+# Copyright (C) 2006-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-configure.sh b/t/vala-configure.sh
index 7d2c7b3ca..61f26a933 100644
--- a/t/vala-configure.sh
+++ b/t/vala-configure.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2008-2023 Free Software Foundation, Inc.
+# Copyright (C) 2008-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-grepping.sh b/t/vala-grepping.sh
index 9b14d60a5..056ac073e 100644
--- a/t/vala-grepping.sh
+++ b/t/vala-grepping.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-headers.sh b/t/vala-headers.sh
index b69940734..9791a9e46 100644
--- a/t/vala-headers.sh
+++ b/t/vala-headers.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-libs-distcheck.sh b/t/vala-libs-distcheck.sh
index 8066ca5fd..fc1055aa6 100644
--- a/t/vala-libs-distcheck.sh
+++ b/t/vala-libs-distcheck.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-libs-vpath.sh b/t/vala-libs-vpath.sh
index e859858f2..e0fabcf4f 100644
--- a/t/vala-libs-vpath.sh
+++ b/t/vala-libs-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-libs.sh b/t/vala-libs.sh
index f4cbe4601..a95c02d70 100644
--- a/t/vala-libs.sh
+++ b/t/vala-libs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-mix.sh b/t/vala-mix.sh
index ff8750fd6..a57101dc2 100644
--- a/t/vala-mix.sh
+++ b/t/vala-mix.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-mix2.sh b/t/vala-mix2.sh
index 0c6908a6c..957007621 100644
--- a/t/vala-mix2.sh
+++ b/t/vala-mix2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-non-recursive-setup.sh b/t/vala-non-recursive-setup.sh
index 9d40ec729..1c4c71db1 100644
--- a/t/vala-non-recursive-setup.sh
+++ b/t/vala-non-recursive-setup.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-parallel.sh b/t/vala-parallel.sh
index 86b26629d..b1e2d7f30 100644
--- a/t/vala-parallel.sh
+++ b/t/vala-parallel.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-per-target-flags.sh b/t/vala-per-target-flags.sh
index 292b0976e..1729ac028 100644
--- a/t/vala-per-target-flags.sh
+++ b/t/vala-per-target-flags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-recursive-setup.sh b/t/vala-recursive-setup.sh
index 878ff747c..8c3abe425 100644
--- a/t/vala-recursive-setup.sh
+++ b/t/vala-recursive-setup.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-vapi.sh b/t/vala-vapi.sh
index c74928cae..dfdb0a8e5 100644
--- a/t/vala-vapi.sh
+++ b/t/vala-vapi.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2012-2023 Free Software Foundation, Inc.
+# Copyright (C) 2012-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vala-vpath.sh b/t/vala-vpath.sh
index 2c7bc81b8..5652e6695 100644
--- a/t/vala-vpath.sh
+++ b/t/vala-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/var-recurs.sh b/t/var-recurs.sh
index 4e5628882..4b7fcc0c1 100644
--- a/t/var-recurs.sh
+++ b/t/var-recurs.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/var-recurs2.sh b/t/var-recurs2.sh
index 6623a38cf..3fa029629 100644
--- a/t/var-recurs2.sh
+++ b/t/var-recurs2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vars.sh b/t/vars.sh
index ed8f2d1c0..f79d7e285 100644
--- a/t/vars.sh
+++ b/t/vars.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vars3.sh b/t/vars3.sh
index cbba47e68..f38a3fa21 100644
--- a/t/vars3.sh
+++ b/t/vars3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vartar.sh b/t/vartar.sh
index 54deb24b8..2b6482c6a 100644
--- a/t/vartar.sh
+++ b/t/vartar.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vartypo2.sh b/t/vartypo2.sh
index a606ba4e8..6355db510 100644
--- a/t/vartypo2.sh
+++ b/t/vartypo2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vartypos.sh b/t/vartypos.sh
index d37768c54..3c81d25c4 100644
--- a/t/vartypos.sh
+++ b/t/vartypos.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/version3.sh b/t/version3.sh
index 9c70c746f..d32207a2c 100644
--- a/t/version3.sh
+++ b/t/version3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/version4.sh b/t/version4.sh
index afd2397e2..6a8886ed6 100644
--- a/t/version4.sh
+++ b/t/version4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/version6.sh b/t/version6.sh
index cb1f58d6a..ff536a929 100644
--- a/t/version6.sh
+++ b/t/version6.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/version7.sh b/t/version7.sh
index 642edfbb9..c9993a8cf 100644
--- a/t/version7.sh
+++ b/t/version7.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/version8.sh b/t/version8.sh
index b881e4f7a..7088a59df 100644
--- a/t/version8.sh
+++ b/t/version8.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2005-2023 Free Software Foundation, Inc.
+# Copyright (C) 2005-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/vpath.sh b/t/vpath.sh
index f0a151d19..778e0f960 100644
--- a/t/vpath.sh
+++ b/t/vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warning-groups-win-over-strictness.sh 
b/t/warning-groups-win-over-strictness.sh
index 0ebb8dadb..289fa866b 100644
--- a/t/warning-groups-win-over-strictness.sh
+++ b/t/warning-groups-win-over-strictness.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnings-obsolete-default.sh b/t/warnings-obsolete-default.sh
index 40edf6671..22c7787c2 100644
--- a/t/warnings-obsolete-default.sh
+++ b/t/warnings-obsolete-default.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnings-override.sh b/t/warnings-override.sh
index bc8ccdcd4..993cbc963 100644
--- a/t/warnings-override.sh
+++ b/t/warnings-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnings-precedence.sh b/t/warnings-precedence.sh
index 0af2b646b..211b27ceb 100644
--- a/t/warnings-precedence.sh
+++ b/t/warnings-precedence.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnings-strictness-interactions.sh 
b/t/warnings-strictness-interactions.sh
index a575a7040..9d66126cd 100644
--- a/t/warnings-strictness-interactions.sh
+++ b/t/warnings-strictness-interactions.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnings-unknown.sh b/t/warnings-unknown.sh
index 17a8abb6e..7fc8c08e6 100644
--- a/t/warnings-unknown.sh
+++ b/t/warnings-unknown.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnings-win-over-strictness.sh 
b/t/warnings-win-over-strictness.sh
index 02f252fa8..c1259c419 100644
--- a/t/warnings-win-over-strictness.sh
+++ b/t/warnings-win-over-strictness.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/warnopts.sh b/t/warnopts.sh
index 4afe1c2f8..23570b9ec 100644
--- a/t/warnopts.sh
+++ b/t/warnopts.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/werror.sh b/t/werror.sh
index 7b109c969..bceb9ab1a 100644
--- a/t/werror.sh
+++ b/t/werror.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/werror2.sh b/t/werror2.sh
index 110a7940b..e7d369a82 100644
--- a/t/werror2.sh
+++ b/t/werror2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2004-2023 Free Software Foundation, Inc.
+# Copyright (C) 2004-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/werror3.sh b/t/werror3.sh
index 48b8fce6f..5f4ac9c8f 100644
--- a/t/werror3.sh
+++ b/t/werror3.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/werror4.sh b/t/werror4.sh
index 68394e9bd..140ca9fca 100644
--- a/t/werror4.sh
+++ b/t/werror4.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/whoami.sh b/t/whoami.sh
index af8ce5fe3..3d50484af 100644
--- a/t/whoami.sh
+++ b/t/whoami.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1998-2023 Free Software Foundation, Inc.
+# Copyright (C) 1998-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/xsource.sh b/t/xsource.sh
index 33c197093..8a102d196 100644
--- a/t/xsource.sh
+++ b/t/xsource.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-auxdir.sh b/t/yacc-auxdir.sh
index f6ff7de48..4ccbbf62b 100644
--- a/t/yacc-auxdir.sh
+++ b/t/yacc-auxdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-basic.sh b/t/yacc-basic.sh
index be578e14a..d86fa3b19 100644
--- a/t/yacc-basic.sh
+++ b/t/yacc-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-bison-skeleton-cxx.sh b/t/yacc-bison-skeleton-cxx.sh
index da76238fa..1c6268609 100644
--- a/t/yacc-bison-skeleton-cxx.sh
+++ b/t/yacc-bison-skeleton-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-bison-skeleton.sh b/t/yacc-bison-skeleton.sh
index 11b64b831..b713558b8 100644
--- a/t/yacc-bison-skeleton.sh
+++ b/t/yacc-bison-skeleton.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-clean-cxx.sh b/t/yacc-clean-cxx.sh
index 71eb4f315..facd6dbc4 100644
--- a/t/yacc-clean-cxx.sh
+++ b/t/yacc-clean-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-clean.sh b/t/yacc-clean.sh
index da2e3d5b2..106591ca2 100644
--- a/t/yacc-clean.sh
+++ b/t/yacc-clean.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-cxx-grepping.sh b/t/yacc-cxx-grepping.sh
index e094d5f16..9b7434eb1 100644
--- a/t/yacc-cxx-grepping.sh
+++ b/t/yacc-cxx-grepping.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1997-2023 Free Software Foundation, Inc.
+# Copyright (C) 1997-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-cxx.sh b/t/yacc-cxx.sh
index 0ce4116dd..f6b477c0d 100644
--- a/t/yacc-cxx.sh
+++ b/t/yacc-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-d-basic.sh b/t/yacc-d-basic.sh
index 166111fdb..cc076148b 100644
--- a/t/yacc-d-basic.sh
+++ b/t/yacc-d-basic.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-d-cxx.sh b/t/yacc-d-cxx.sh
index 40247d3c8..255e00a71 100644
--- a/t/yacc-d-cxx.sh
+++ b/t/yacc-d-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-d-vpath.sh b/t/yacc-d-vpath.sh
index 3dcf17ade..6423bc72a 100644
--- a/t/yacc-d-vpath.sh
+++ b/t/yacc-d-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-deleted-headers.sh b/t/yacc-deleted-headers.sh
index 8c27dcefb..81957eb86 100644
--- a/t/yacc-deleted-headers.sh
+++ b/t/yacc-deleted-headers.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-depend.sh b/t/yacc-depend.sh
index d1e09bc39..e5ad6870c 100644
--- a/t/yacc-depend.sh
+++ b/t/yacc-depend.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-depend2.sh b/t/yacc-depend2.sh
index a52d4489f..f0529294e 100644
--- a/t/yacc-depend2.sh
+++ b/t/yacc-depend2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-dist-nobuild-subdir.sh b/t/yacc-dist-nobuild-subdir.sh
index 56320fe48..c8fe4aad4 100644
--- a/t/yacc-dist-nobuild-subdir.sh
+++ b/t/yacc-dist-nobuild-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-dist-nobuild.sh b/t/yacc-dist-nobuild.sh
index 71be0d52c..2cccc395b 100644
--- a/t/yacc-dist-nobuild.sh
+++ b/t/yacc-dist-nobuild.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-dry.sh b/t/yacc-dry.sh
index 6500ba811..943c13773 100644
--- a/t/yacc-dry.sh
+++ b/t/yacc-dry.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-grepping.sh b/t/yacc-grepping.sh
index 67381ba89..b2a79ddb5 100644
--- a/t/yacc-grepping.sh
+++ b/t/yacc-grepping.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 1996-2023 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-grepping2.sh b/t/yacc-grepping2.sh
index 4af321fbe..899d8fcb4 100644
--- a/t/yacc-grepping2.sh
+++ b/t/yacc-grepping2.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-headers-and-dist-pr47.sh b/t/yacc-headers-and-dist-pr47.sh
index 74ec525f9..c9c7e206f 100644
--- a/t/yacc-headers-and-dist-pr47.sh
+++ b/t/yacc-headers-and-dist-pr47.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-line.sh b/t/yacc-line.sh
index 2319c9791..6c5282fad 100644
--- a/t/yacc-line.sh
+++ b/t/yacc-line.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-misc.sh b/t/yacc-misc.sh
index fcc19aa49..02e54af8e 100644
--- a/t/yacc-misc.sh
+++ b/t/yacc-misc.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-mix-c-cxx.sh b/t/yacc-mix-c-cxx.sh
index de05cdab8..6138ead1f 100644
--- a/t/yacc-mix-c-cxx.sh
+++ b/t/yacc-mix-c-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-nodist.sh b/t/yacc-nodist.sh
index e3b02b3fa..9699207e8 100644
--- a/t/yacc-nodist.sh
+++ b/t/yacc-nodist.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-pr204.sh b/t/yacc-pr204.sh
index 89acb1ee0..fc6424680 100644
--- a/t/yacc-pr204.sh
+++ b/t/yacc-pr204.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-subdir.sh b/t/yacc-subdir.sh
index d6c3f0cc8..3249dcc22 100644
--- a/t/yacc-subdir.sh
+++ b/t/yacc-subdir.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2002-2023 Free Software Foundation, Inc.
+# Copyright (C) 2002-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-vpath.sh b/t/yacc-vpath.sh
index 42044ecf2..968c6d06b 100644
--- a/t/yacc-vpath.sh
+++ b/t/yacc-vpath.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2001-2023 Free Software Foundation, Inc.
+# Copyright (C) 2001-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yacc-weirdnames.sh b/t/yacc-weirdnames.sh
index 8397bc636..65d7ceb61 100644
--- a/t/yacc-weirdnames.sh
+++ b/t/yacc-weirdnames.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-cmdline-override.sh b/t/yflags-cmdline-override.sh
index 73982753a..381511fce 100644
--- a/t/yflags-cmdline-override.sh
+++ b/t/yflags-cmdline-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-conditional.sh b/t/yflags-conditional.sh
index 6b490a2c4..c49d84c92 100644
--- a/t/yflags-conditional.sh
+++ b/t/yflags-conditional.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-cxx.sh b/t/yflags-cxx.sh
index 2596a95e3..6f5aa7705 100644
--- a/t/yflags-cxx.sh
+++ b/t/yflags-cxx.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-d-false-positives.sh b/t/yflags-d-false-positives.sh
index 666dbe938..0099b60eb 100644
--- a/t/yflags-d-false-positives.sh
+++ b/t/yflags-d-false-positives.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-force-conditional.sh b/t/yflags-force-conditional.sh
index 976b6f782..9ada69449 100644
--- a/t/yflags-force-conditional.sh
+++ b/t/yflags-force-conditional.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-force-override.sh b/t/yflags-force-override.sh
index 7c865935b..1005d3f8a 100644
--- a/t/yflags-force-override.sh
+++ b/t/yflags-force-override.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags-var-expand.sh b/t/yflags-var-expand.sh
index bf34922a6..bf08b9168 100644
--- a/t/yflags-var-expand.sh
+++ b/t/yflags-var-expand.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2011-2023 Free Software Foundation, Inc.
+# Copyright (C) 2011-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/t/yflags.sh b/t/yflags.sh
index 2359a76b7..fa67b2a64 100644
--- a/t/yflags.sh
+++ b/t/yflags.sh
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2010-2023 Free Software Foundation, Inc.
+# Copyright (C) 2010-2024 Free Software Foundation, Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by



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