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-rw-r--r--gl/m4/mmap-anon.m48
1 files changed, 4 insertions, 4 deletions
diff --git a/gl/m4/mmap-anon.m4 b/gl/m4/mmap-anon.m4
index 9b60ddf..d07d26e 100644
--- a/gl/m4/mmap-anon.m4
+++ b/gl/m4/mmap-anon.m4
@@ -1,5 +1,5 @@
1# mmap-anon.m4 serial 10 1# mmap-anon.m4 serial 12
2dnl Copyright (C) 2005, 2007, 2009-2013 Free Software Foundation, Inc. 2dnl Copyright (C) 2005, 2007, 2009-2023 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation 3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 5dnl with or without modifications, as long as this notice is preserved.
@@ -9,11 +9,11 @@ dnl with or without modifications, as long as this notice is preserved.
9# - On Linux, AIX, OSF/1, Solaris, Cygwin, Interix, Haiku, both MAP_ANONYMOUS 9# - On Linux, AIX, OSF/1, Solaris, Cygwin, Interix, Haiku, both MAP_ANONYMOUS
10# and MAP_ANON exist and have the same value. 10# and MAP_ANON exist and have the same value.
11# - On HP-UX, only MAP_ANONYMOUS exists. 11# - On HP-UX, only MAP_ANONYMOUS exists.
12# - On Mac OS X, FreeBSD, NetBSD, OpenBSD, only MAP_ANON exists. 12# - On Mac OS X, FreeBSD, NetBSD, OpenBSD, Minix, only MAP_ANON exists.
13# - On IRIX, neither exists, and a file descriptor opened to /dev/zero must be 13# - On IRIX, neither exists, and a file descriptor opened to /dev/zero must be
14# used. 14# used.
15 15
16AC_DEFUN([gl_FUNC_MMAP_ANON], 16AC_DEFUN_ONCE([gl_FUNC_MMAP_ANON],
17[ 17[
18 dnl Persuade glibc <sys/mman.h> to define MAP_ANONYMOUS. 18 dnl Persuade glibc <sys/mman.h> to define MAP_ANONYMOUS.
19 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) 19 AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])