Update from gnulib

This incorporates:
2020-01-10 fix major regression from 2020-01-04
2020-01-05 tests: avoid GCC over-optimization
2020-01-04 fix AC_CHECK_DECL so it deactivates clang's built-ins
2020-01-03 getopt-posix: fix compilation failure in testdirs
2020-01-03 doc: mention the 64-bit inode number problem
2020-01-02 wchar: make the HP-UX workaround work on HP-UX 11.31
* build-aux/config.guess, build-aux/config.sub, lib/inttypes.in.h:
* lib/stdlib.in.h, lib/unistd.in.h, m4/00gnulib.m4, m4/largefile.m4:
* m4/unistd_h.m4: Copy from Gnulib
* lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate.

4 files changed, 12 insertions, 1 deletions

diff --git a/lib/gnulib.mk.in b/lib/gnulib.mk.in
index 951e5b1a652..ed80f88a874 100644
--- a/lib/gnulib.mk.in
+++ b/lib/gnulib.mk.in
@@ -316,6 +316,7 @@ GNULIB_GETLINE = @GNULIB_GETLINE@
 GNULIB_GETLOADAVG = @GNULIB_GETLOADAVG@
 GNULIB_GETLOGIN = @GNULIB_GETLOGIN@
 GNULIB_GETLOGIN_R = @GNULIB_GETLOGIN_R@
+GNULIB_GETOPT_POSIX = @GNULIB_GETOPT_POSIX@
 GNULIB_GETPAGESIZE = @GNULIB_GETPAGESIZE@
 GNULIB_GETPASS = @GNULIB_GETPASS@
 GNULIB_GETSUBOPT = @GNULIB_GETSUBOPT@
@@ -3210,6 +3211,7 @@ unistd.h: unistd.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
               -e 's/@''GNULIB_GETHOSTNAME''@/$(GNULIB_GETHOSTNAME)/g' \
               -e 's/@''GNULIB_GETLOGIN''@/$(GNULIB_GETLOGIN)/g' \
               -e 's/@''GNULIB_GETLOGIN_R''@/$(GNULIB_GETLOGIN_R)/g' \
+              -e 's/@''GNULIB_GETOPT_POSIX''@/$(GNULIB_GETOPT_POSIX)/g' \
               -e 's/@''GNULIB_GETPAGESIZE''@/$(GNULIB_GETPAGESIZE)/g' \
               -e 's/@''GNULIB_GETPASS''@/$(GNULIB_GETPASS)/g' \
               -e 's/@''GNULIB_GETUSERSHELL''@/$(GNULIB_GETUSERSHELL)/g' \
diff --git a/lib/inttypes.in.h b/lib/inttypes.in.h
index 5184e266f27..d6efc7eeeef 100644
--- a/lib/inttypes.in.h
+++ b/lib/inttypes.in.h
@@ -38,6 +38,8 @@
 #  endif
 
 #  @INCLUDE_NEXT@ @NEXT_INTTYPES_H@
+
+#  define _GL_FINISHED_INCLUDING_SYSTEM_INTTYPES_H
 # endif
 #endif
 
diff --git a/lib/stdlib.in.h b/lib/stdlib.in.h
index e088959b285..49bbf6fccfb 100644
--- a/lib/stdlib.in.h
+++ b/lib/stdlib.in.h
@@ -201,6 +201,10 @@ _GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name)
 #  endif
 _GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name));
 # endif
+# ifndef GNULIB_defined_canonicalize_file_name
+#  define GNULIB_defined_canonicalize_file_name \
+     (!@HAVE_CANONICALIZE_FILE_NAME@ || @REPLACE_CANONICALIZE_FILE_NAME@)
+# endif
 _GL_CXXALIASWARN (canonicalize_file_name);
 #elif defined GNULIB_POSIXCHECK
 # undef canonicalize_file_name
@@ -516,6 +520,9 @@ _GL_FUNCDECL_SYS (ptsname_r, int, (int fd, char *buf, size_t len));
 #  endif
 _GL_CXXALIAS_SYS (ptsname_r, int, (int fd, char *buf, size_t len));
 # endif
+# ifndef GNULIB_defined_ptsname_r
+#  define GNULIB_defined_ptsname_r (!@HAVE_PTSNAME_R@ || @REPLACE_PTSNAME_R@)
+# endif
 _GL_CXXALIASWARN (ptsname_r);
 #elif defined GNULIB_POSIXCHECK
 # undef ptsname_r
diff --git a/lib/unistd.in.h b/lib/unistd.in.h
index 7909416f366..d6176adc00d 100644
--- a/lib/unistd.in.h
+++ b/lib/unistd.in.h
@@ -141,7 +141,7 @@
 
 
 /* Get getopt(), optarg, optind, opterr, optopt.  */
-#if @GNULIB_UNISTD_H_GETOPT@ && !defined _GL_SYSTEM_GETOPT
+#if @GNULIB_GETOPT_POSIX@ && @GNULIB_UNISTD_H_GETOPT@ && !defined _GL_SYSTEM_GETOPT
 # include <getopt-cdefs.h>
 # include <getopt-pfx-core.h>
 #endif