>From 7a2865e02aa204360190bbc99f500e72ab99f4d0 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Mon, 5 Feb 2024 16:19:52 +0100
Subject: [PATCH] Fix FTBFS on Linux/alpha and FreeBSD/sparc64.

* configure.ac (ac_cv_have_function_wrappers_requirements,
ac_cv_have_local_poisoning_requirements): Don't set to 'yes' on all platforms.
---
 configure.ac | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/configure.ac b/configure.ac
index ed48482..9125409 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1365,10 +1365,10 @@ fi
 # *  __builtin_choose_expr .
 AC_CACHE_CHECK([for function wrappers requirements],
   [ac_cv_have_function_wrappers_requirements],
-  [if test "x$ac_cv_c_typeof" != '' \
-      && test "x$ac_cv_have_gnu_c_statement_expressions" != '' \
-      && test "x$ac_cv_have_gcc_builtin_types_compatible_p" != '' \
-      && test "x$ac_cv_have_gcc_builtin_choose_expr" != ''; then
+  [if test "x$ac_cv_c_typeof" != 'xno' \
+      && test "x$ac_cv_have_gnu_c_statement_expressions" != 'xno' \
+      && test "x$ac_cv_have_gcc_builtin_types_compatible_p" != 'xno' \
+      && test "x$ac_cv_have_gcc_builtin_choose_expr" != 'xno'; then
      ac_cv_have_function_wrappers_requirements=yes
    else
      ac_cv_have_function_wrappers_requirements=no
@@ -1384,8 +1384,8 @@ fi
 # * pragma GCC diagnostic in function bodies.
 AC_CACHE_CHECK([for local poisoning requirements],
   [ac_cv_have_local_poisoning_requirements],
-  [if test "x$ac_cv_have_gnu_c_statement_expressions" != '' \
-      && test "x$ac_cv_have_pragma_gcc_diagnostic_in_functions" != ''; then
+  [if test "x$ac_cv_have_gnu_c_statement_expressions" != 'xno' \
+      && test "x$ac_cv_have_pragma_gcc_diagnostic_in_functions" != 'xno'; then
      ac_cv_have_local_poisoning_requirements=yes
    else
      ac_cv_have_local_poisoning_requirements=no
-- 
2.34.1