1 files changed, 8 insertions, 39 deletions

diff --git a/gl/m4/fsusage.m4 b/gl/m4/fsusage.m4
index 1ce90660..db6e0e3b 100644
--- a/gl/m4/fsusage.m4
+++ b/gl/m4/fsusage.m4
@@ -1,9 +1,11 @@
 # fsusage.m4
-# serial 35
-dnl Copyright (C) 1997-1998, 2000-2001, 2003-2024 Free Software Foundation, Inc.
+# serial 37
+dnl Copyright (C) 1997-1998, 2000-2001, 2003-2026 Free Software Foundation,
+dnl Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
+dnl This file is offered as-is, without any warranty.
 
 # Obtaining file system usage information.
 
@@ -46,16 +48,12 @@ AC_DEFUN([gl_FILE_SYSTEM_USAGE],
   # is what it gets when this test fails.
   if test $ac_fsusage_space = no; then
     # glibc/{Hurd,kFreeBSD}, FreeBSD >= 5.0, NetBSD >= 3.0,
-    # OpenBSD >= 4.4, AIX, HP-UX, IRIX, Solaris, Cygwin, Interix, BeOS.
+    # OpenBSD >= 4.4, AIX, HP-UX, Solaris, Cygwin, Interix, BeOS.
     AC_CACHE_CHECK([for statvfs function (SVR4)],
       [fu_cv_sys_stat_statvfs],
       [AC_LINK_IFELSE(
          [AC_LANG_PROGRAM([[
 #include <sys/types.h>
-#ifdef __osf__
-"Do not use Tru64's statvfs implementation"
-#endif
-
 #include <sys/statvfs.h>
 
 struct statvfs fsd;
@@ -77,7 +75,7 @@ int check_f_blocks_size[sizeof fsd.f_blocks * CHAR_BIT <= 32 ? -1 : 1];
     if test $fu_cv_sys_stat_statvfs = yes; then
       ac_fsusage_space=yes
       # AIX >= 5.2 has statvfs64 that has a wider f_blocks field than statvfs.
-      # glibc, HP-UX, IRIX, Solaris have statvfs64 as well, but on these systems
+      # glibc, HP-UX, Solaris have statvfs64 as well, but on these systems
       # statvfs with large-file support is already equivalent to statvfs64.
       AC_CACHE_CHECK([whether to use statvfs64],
         [fu_cv_sys_stat_statvfs64],
@@ -139,37 +137,9 @@ int check_f_blocks_size[sizeof fsd.f_blocks * CHAR_BIT <= 32 ? -1 : 1];
   fi
 
   if test $ac_fsusage_space = no; then
-    # DEC Alpha running OSF/1
-    AC_CACHE_CHECK([for 3-argument statfs function (DEC OSF/1)],
-      [fu_cv_sys_stat_statfs3_osf1],
-      [AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#include <sys/param.h>
-#include <sys/types.h>
-#include <sys/mount.h>
-  int
-  main ()
-  {
-    struct statfs fsd;
-    fsd.f_fsize = 0;
-    return statfs (".", &fsd, sizeof (struct statfs)) != 0;
-  }]])],
-         [fu_cv_sys_stat_statfs3_osf1=yes],
-         [fu_cv_sys_stat_statfs3_osf1=no],
-         [fu_cv_sys_stat_statfs3_osf1=no])
-      ])
-    if test $fu_cv_sys_stat_statfs3_osf1 = yes; then
-      ac_fsusage_space=yes
-      AC_DEFINE([STAT_STATFS3_OSF1], [1],
-        [Define if statfs takes 3 args.  (DEC Alpha running OSF/1)])
-    fi
-  fi
-
-  if test $ac_fsusage_space = no; then
     # glibc/Linux, Mac OS X, FreeBSD < 5.0, NetBSD < 3.0, OpenBSD < 4.4.
     # (glibc/{Hurd,kFreeBSD}, FreeBSD >= 5.0, NetBSD >= 3.0,
-    # OpenBSD >= 4.4, AIX, HP-UX, OSF/1, Cygwin already handled above.)
-    # (On IRIX you need to include <sys/statfs.h>, not only <sys/mount.h> and
-    # <sys/vfs.h>.)
+    # OpenBSD >= 4.4, AIX, HP-UX, Cygwin already handled above.)
     # (On Solaris, statfs has 4 arguments.)
     AC_CACHE_CHECK([for two-argument statfs with statfs.f_bsize member (AIX, 4.3BSD)],
       [fu_cv_sys_stat_statfs2_bsize],
@@ -223,13 +193,12 @@ 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, old Irix)])
+        [Define if statfs takes 4 args.  (SVR3)])
     fi
   fi
 
   if test $ac_fsusage_space = no; then
     # 4.4BSD and older NetBSD
-    # (OSF/1 already handled above.)
     # (On AIX, you need to include <sys/statfs.h>, not only <sys/mount.h>.)
     # (On Solaris, statfs has 4 arguments and 'struct statfs' is not declared in
     # <sys/mount.h>.)