master updated (6100f9a -> 4fc0bc9)

[Paul Eggert]

eggert pushed a change to branch master.

      from  6100f9a   * src/pdumper.c (dump_vectorlike): Unbreak build after 
724af7671590c
       new  0abda55   Port configure.ac to future Gnulib
       new  4fc0bc9   Update from gnulib


Summary of changes:
 build-aux/config.guess |  6 ++---
 build-aux/config.sub   |  6 ++---
 configure.ac           | 17 +++++-------
 lib/gnulib.mk.in       |  2 ++
 lib/inttypes.in.h      |  2 ++
 lib/stdlib.in.h        |  7 +++++
 lib/unistd.in.h        |  2 +-
 m4/00gnulib.m4         | 70 +++++++++++++++++++++++++++++++++++++++++++++++---
 m4/gnulib-comp.m4      |  1 +
 m4/largefile.m4        |  4 +++
 m4/unistd_h.m4         |  3 ++-
 11 files changed, 98 insertions(+), 22 deletions(-)