FM / aclocal

/usr/share/aclocal

Name	Size	Mode	Actions
bison-i18n.m4	1924	0644	edit dl rm
codeset.m4	842	0644	edit dl rm
dovecot-pigeonhole.m4	1895	0644	edit dl rm
extern-inline.m4	4368	0644	edit dl rm
fcntl-o.m4	4668	0644	edit dl rm
fontutil.m4	14160	0644	edit dl rm
freetype2.m4	6333	0644	edit dl rm
gettext.m4	15859	0644	edit dl rm
glibc2.m4	830	0644	edit dl rm
glibc21.m4	907	0644	edit dl rm
gpg-error.m4	4757	0644	edit dl rm
gpgrt.m4	4717	0644	edit dl rm
iconv.m4	9274	0644	edit dl rm
intdiv0.m4	2411	0644	edit dl rm
intl.m4	12120	0644	edit dl rm
intldir.m4	917	0644	edit dl rm
intlmacosx.m4	2533	0644	edit dl rm
intmax.m4	1123	0644	edit dl rm
inttypes-pri.m4	1253	0644	edit dl rm
inttypes_h.m4	1020	0644	edit dl rm
lcmessage.m4	1365	0644	edit dl rm
lib-ld.m4	3683	0644	edit dl rm
lib-link.m4	33059	0644	edit dl rm
lib-prefix.m4	8466	0644	edit dl rm
libgcrypt.m4	6237	0644	edit dl rm
libtool.m4	305862	0644	edit dl rm
libxml.m4	7881	0644	edit dl rm
libxslt.m4	8119	0644	edit dl rm
lock.m4	1463	0644	edit dl rm
longlong.m4	4739	0644	edit dl rm
ltargz.m4	2569	0644	edit dl rm
ltdl.m4	30030	0644	edit dl rm
ltoptions.m4	14514	0644	edit dl rm
ltsugar.m4	4384	0644	edit dl rm
ltversion.m4	699	0644	edit dl rm
lt~obsolete.m4	6140	0644	edit dl rm
mysql.m4	4221	0644	edit dl rm
nls.m4	1223	0644	edit dl rm
pkg.m4	12670	0644	edit dl rm
po.m4	18969	0644	edit dl rm
printf-posix.m4	1579	0644	edit dl rm
progtest.m4	3092	0644	edit dl rm
size_max.m4	3064	0644	edit dl rm
stdint_h.m4	995	0644	edit dl rm
threadlib.m4	15151	0644	edit dl rm
uintmax_t.m4	1113	0644	edit dl rm
visibility.m4	3351	0644	edit dl rm
wchar_t.m4	818	0644	edit dl rm
wint_t.m4	1053	0644	edit dl rm
xsize.m4	406	0644	edit dl rm

Edit: /usr/share/aclocal/fcntl-o.m4 (4668B)

# fcntl-o.m4 serial 4
dnl Copyright (C) 2006, 2009-2016 Free Software Foundation, 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 Written by Paul Eggert.

# Test whether the flags O_NOATIME and O_NOFOLLOW actually work.
# Define HAVE_WORKING_O_NOATIME to 1 if O_NOATIME works, or to 0 otherwise.
# Define HAVE_WORKING_O_NOFOLLOW to 1 if O_NOFOLLOW works, or to 0 otherwise.
AC_DEFUN([gl_FCNTL_O_FLAGS],
[
  dnl Persuade glibc <fcntl.h> to define O_NOATIME and O_NOFOLLOW.
  dnl AC_USE_SYSTEM_EXTENSIONS was introduced in autoconf 2.60 and obsoletes
  dnl AC_GNU_SOURCE.
  m4_ifdef([AC_USE_SYSTEM_EXTENSIONS],
    [AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])],
    [AC_REQUIRE([AC_GNU_SOURCE])])

AC_CHECK_HEADERS_ONCE([unistd.h])
  AC_CHECK_FUNCS_ONCE([symlink])
  AC_CACHE_CHECK([for working fcntl.h], [gl_cv_header_working_fcntl_h],
    [AC_RUN_IFELSE(
       [AC_LANG_PROGRAM(
          [[#include <sys/types.h>
           #include <sys/stat.h>
           #if HAVE_UNISTD_H
           # include <unistd.h>
           #else /* on Windows with MSVC */
           # include <io.h>
           # include <stdlib.h>
           # defined sleep(n) _sleep ((n) * 1000)
           #endif
           #include <fcntl.h>
           #ifndef O_NOATIME
            #define O_NOATIME 0
           #endif
           #ifndef O_NOFOLLOW
            #define O_NOFOLLOW 0
           #endif
           static int const constants[] =
            {
              O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND,
              O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY
            };
          ]],
          [[
            int result = !constants;
            #if HAVE_SYMLINK
            {
              static char const sym[] = "conftest.sym";
              if (symlink ("/dev/null", sym) != 0)
                result |= 2;
              else
                {
                  int fd = open (sym, O_WRONLY | O_NOFOLLOW | O_CREAT, 0);
                  if (fd >= 0)
                    {
                      close (fd);
                      result |= 4;
                    }
                }
              if (unlink (sym) != 0 || symlink (".", sym) != 0)
                result |= 2;
              else
                {
                  int fd = open (sym, O_RDONLY | O_NOFOLLOW);
                  if (fd >= 0)
                    {
                      close (fd);
                      result |= 4;
                    }
                }
              unlink (sym);
            }
            #endif
            {
              static char const file[] = "confdefs.h";
              int fd = open (file, O_RDONLY | O_NOATIME);
              if (fd < 0)
                result |= 8;
              else
                {
                  struct stat st0;
                  if (fstat (fd, &st0) != 0)
                    result |= 16;
                  else
                    {
                      char c;
                      sleep (1);
                      if (read (fd, &c, 1) != 1)
                        result |= 24;
                      else
                        {
                          if (close (fd) != 0)
                            result |= 32;
                          else
                            {
                              struct stat st1;
                              if (stat (file, &st1) != 0)
                                result |= 40;
                              else
                                if (st0.st_atime != st1.st_atime)
                                  result |= 64;
                            }
                        }
                    }
                }
            }
            return result;]])],
       [gl_cv_header_working_fcntl_h=yes],
       [case $? in #(
        4) gl_cv_header_working_fcntl_h='no (bad O_NOFOLLOW)';; #(
        64) gl_cv_header_working_fcntl_h='no (bad O_NOATIME)';; #(
        68) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #(
         *) gl_cv_header_working_fcntl_h='no';;
        esac],
       [gl_cv_header_working_fcntl_h=cross-compiling])])

case $gl_cv_header_working_fcntl_h in #(
  *O_NOATIME* | no | cross-compiling) ac_val=0;; #(
  *) ac_val=1;;
  esac
  AC_DEFINE_UNQUOTED([HAVE_WORKING_O_NOATIME], [$ac_val],
    [Define to 1 if O_NOATIME works.])

case $gl_cv_header_working_fcntl_h in #(
  *O_NOFOLLOW* | no | cross-compiling) ac_val=0;; #(
  *) ac_val=1;;
  esac
  AC_DEFINE_UNQUOTED([HAVE_WORKING_O_NOFOLLOW], [$ac_val],
    [Define to 1 if O_NOFOLLOW works.])
])

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