Update from Gnulib

This incorporates:
2018-11-03 nstrftime: simplify test for mktime failure
2018-11-02 gnulib-common.m4: port _Noreturn to C++
2018-10-22 std-gnu11: Support Autoconf versions < 2.64
2018-10-22 Assume Autoconf >= 2.63
2018-10-16 Remove support for Ultrix
2018-10-16 getloadavg: Remove support for ConvexOS
2018-10-16 getloadavg: Remove support for Sony NEWS
2018-10-16 Remove support for Dynix/ptx
2018-10-16 fsusage: Remove support for AIX 3
2018-10-16 fsusage, stat-size, getloadavg: Remove support for AIX PS/2
2018-10-16 getloadavg: Remove support for HP-UX on m68k
2018-10-16 fsusage, mountlist: Remove support for DolphinOS
2018-10-16 getloadavg: Remove support for Alliant FX/2800
2018-10-16 getloadavg: Remove support for tek4300
2018-10-16 getloadavg: Remove support for Ardent
* build-aux/config.guess, build-aux/config.sub, lib/_Noreturn.h:
* lib/fsusage.c, lib/getgroups.c, lib/getloadavg.c:
* lib/nstrftime.c, lib/time.in.h, m4/errno_h.m4:
* m4/fsusage.m4, m4/getgroups.m4, m4/gnulib-common.m4, m4/longlong.m4:
* m4/std-gnu11.m4, m4/stdint.m4:
Copy from Gnulib.
* lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate:

1 files changed, 5 insertions, 40 deletions

diff --git a/m4/fsusage.m4 b/m4/fsusage.m4
index aab4024a975..c3ba4391ae2 100644
--- a/m4/fsusage.m4
+++ b/m4/fsusage.m4
@@ -1,4 +1,4 @@
-# serial 33
+# serial 34
 # Obtaining file system usage information.
 
 # Copyright (C) 1997-1998, 2000-2001, 2003-2018 Free Software Foundation, Inc.
@@ -199,14 +199,14 @@ int check_f_blocks_size[sizeof fsd.f_blocks * CHAR_BIT <= 32 ? -1 : 1];
       ac_fsusage_space=yes
       AC_DEFINE([STAT_STATFS2_BSIZE], [1],
         [Define if statfs takes 2 args and struct statfs has a field named f_bsize.
-         (4.3BSD, SunOS 4, HP-UX, AIX PS/2)])
+         (4.3BSD, SunOS 4, HP-UX)])
     fi
   fi
 
   if test $ac_fsusage_space = no; then
     # SVR3
     # (Solaris already handled above.)
-    AC_CACHE_CHECK([for four-argument statfs (AIX-3.2.5, SVR3)],
+    AC_CACHE_CHECK([for four-argument statfs (SVR3)],
       [fu_cv_sys_stat_statfs4],
       [AC_RUN_IFELSE([AC_LANG_SOURCE([[
 #include <sys/types.h>
@@ -224,7 +224,7 @@ int check_f_blocks_size[sizeof fsd.f_blocks * CHAR_BIT <= 32 ? -1 : 1];
     if test $fu_cv_sys_stat_statfs4 = yes; then
       ac_fsusage_space=yes
       AC_DEFINE([STAT_STATFS4], [1],
-        [Define if statfs takes 4 args.  (SVR3, Dynix, old Irix, old AIX, Dolphin)])
+        [Define if statfs takes 4 args.  (SVR3, old Irix)])
     fi
   fi
 
@@ -263,41 +263,6 @@ int check_f_blocks_size[sizeof fsd.f_blocks * CHAR_BIT <= 32 ? -1 : 1];
     fi
   fi
 
-  if test $ac_fsusage_space = no; then
-    # Ultrix
-    AC_CACHE_CHECK([for two-argument statfs with struct fs_data (Ultrix)],
-      [fu_cv_sys_stat_fs_data],
-      [AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#include <sys/types.h>
-#ifdef HAVE_SYS_PARAM_H
-#include <sys/param.h>
-#endif
-#ifdef HAVE_SYS_MOUNT_H
-#include <sys/mount.h>
-#endif
-#ifdef HAVE_SYS_FS_TYPES_H
-#include <sys/fs_types.h>
-#endif
-  int
-  main ()
-  {
-    struct fs_data fsd;
-    /* Ultrix's statfs returns 1 for success,
-       0 for not mounted, -1 for failure.  */
-    return statfs (".", &fsd) != 1;
-  }]])],
-         [fu_cv_sys_stat_fs_data=yes],
-         [fu_cv_sys_stat_fs_data=no],
-         [fu_cv_sys_stat_fs_data=no])
-      ])
-    if test $fu_cv_sys_stat_fs_data = yes; then
-      ac_fsusage_space=yes
-      AC_DEFINE([STAT_STATFS2_FS_DATA], [1],
-        [Define if statfs takes 2 args and the second argument has
-         type struct fs_data.  (Ultrix)])
-    fi
-  fi
-
   AS_IF([test $ac_fsusage_space = yes], [$1], [$2])
 
 ])
@@ -337,6 +302,6 @@ choke -- this is a workaround for a Sun-specific problem
 # Prerequisites of lib/fsusage.c not done by gl_FILE_SYSTEM_USAGE.
 AC_DEFUN([gl_PREREQ_FSUSAGE_EXTRA],
 [
-  AC_CHECK_HEADERS([dustat.h sys/fs/s5param.h sys/statfs.h])
+  AC_CHECK_HEADERS([sys/fs/s5param.h sys/statfs.h])
   gl_STATFS_TRUNCATES
 ])