Merge from gnulib

This incorporates:
2017-09-08 stddef: Avoid conflict with system-defined max_align_t
2017-08-24 warnings: fix compilation with old autoconf
2017-08-23 glob: merge from glibc with Zanella glob changes
2017-08-17 random: Fix test compilation failure on Cygwin 1.5.25
* doc/misc/texinfo.tex, lib/flexmember.h, lib/stddef.in.h:
* lib/stdlib.in.h, m4/manywarnings.m4, m4/stdlib_h.m4:
* m4/warnings.m4:
Copy from Gnulib.
* lib/gnulib.mk.in: Regenerate.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h
index c6e68fddc48..ef41c992df5 100644
--- a/lib/stdlib.in.h
+++ b/lib/stdlib.in.h
@@ -597,7 +597,7 @@ _GL_WARN_ON_USE (srandom, "srandom is unportable - "
 #endif
 
 #if @GNULIB_RANDOM@
-# if !@HAVE_RANDOM@
+# if !@HAVE_RANDOM@ || !@HAVE_DECL_INITSTATE@
 _GL_FUNCDECL_SYS (initstate, char *,
                   (unsigned int seed, char *buf, size_t buf_size)
                   _GL_ARG_NONNULL ((2)));
@@ -614,7 +614,7 @@ _GL_WARN_ON_USE (initstate, "initstate is unportable - "
 #endif
 
 #if @GNULIB_RANDOM@
-# if !@HAVE_RANDOM@
+# if !@HAVE_RANDOM@ || !@HAVE_DECL_SETSTATE@
 _GL_FUNCDECL_SYS (setstate, char *, (char *arg_state) _GL_ARG_NONNULL ((1)));
 # endif
 _GL_CXXALIAS_SYS (setstate, char *, (char *arg_state));