Update from Gnulib

This incorporates:
2019-09-22 Update some URLs
2019-09-15 fcntl-h: fix compilation error of creat.c on MSVC
2019-09-15 creat: new module
2019-09-15 access: new module
2019-09-09 Add option to assume best, not worst, when cross-compiling.
* build-aux/config.guess, build-aux/config.sub, doc/misc/texinfo.tex:
* lib/careadlinkat.c, lib/careadlinkat.h, lib/count-leading-zeros.h:
* lib/count-trailing-zeros.h, lib/diffseq.h, lib/fcntl.in.h:
* lib/ftoastr.c, lib/get-permissions.c:
* lib/ieee754.in.h, lib/inttypes.in.h, lib/mktime.c, lib/open.c:
* lib/pathmax.h, lib/pipe2.c, lib/stddef.in.h, lib/stdint.in.h:
* lib/stdlib.in.h, lib/str-two-way.h, lib/string.in.h, lib/time.in.h:
* lib/timegm.c, lib/unistd.in.h, m4/canonicalize.m4:
* m4/extern-inline.m4, m4/fcntl_h.m4, m4/fdopendir.m4:
* m4/getgroups.m4, m4/getopt.m4, m4/gettimeofday.m4:
* m4/gnulib-common.m4, m4/largefile.m4:
* m4/lstat.m4, m4/memmem.m4, m4/mktime.m4, m4/nocrash.m4, m4/open.m4:
* m4/pselect.m4, m4/putenv.m4, m4/readlink.m4, m4/regex.m4:
* m4/symlink.m4, m4/unistd_h.m4, m4/utimens.m4, m4/utimes.m4:
Copy from Gnulib.
* lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate.
* m4/open-slash.m4: New file, copied from Gnulib.

2 files changed, 5 insertions, 2 deletions

diff --git a/build-aux/config.guess b/build-aux/config.guess
index 97ad0733304..7f9ebbe3109 100755
--- a/build-aux/config.guess
+++ b/build-aux/config.guess
@@ -2,7 +2,7 @@
 # Attempt to guess a canonical system name.
 #   Copyright 1992-2019 Free Software Foundation, Inc.
 
-timestamp='2019-07-24'
+timestamp='2019-09-10'
 
 # 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
@@ -274,6 +274,9 @@ case "$UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION" in
     *:Sortix:*:*)
         echo "$UNAME_MACHINE"-unknown-sortix
         exit ;;
+    *:Twizzler:*:*)
+        echo "$UNAME_MACHINE"-unknown-twizzler
+        exit ;;
     *:Redox:*:*)
         echo "$UNAME_MACHINE"-unknown-redox
         exit ;;
diff --git a/build-aux/config.sub b/build-aux/config.sub
index a318a468685..0f2234c174d 100755
--- a/build-aux/config.sub
+++ b/build-aux/config.sub
@@ -1343,7 +1343,7 @@ case $os in
              | hpux* | unos* | osf* | luna* | dgux* | auroraux* | solaris* \
              | sym* | kopensolaris* | plan9* \
              | amigaos* | amigados* | msdos* | newsos* | unicos* | aof* \
-             | aos* | aros* | cloudabi* | sortix* \
+             | aos* | aros* | cloudabi* | sortix* | twizzler* \
              | nindy* | vxsim* | vxworks* | ebmon* | hms* | mvs* \
              | clix* | riscos* | uniplus* | iris* | isc* | rtu* | xenix* \
              | knetbsd* | mirbsd* | netbsd* \