source: trunk/src/sed/m4/memrchr.m4@ 3669

Last change on this file since 3669 was 3611, checked in by bird, 10 months ago

vendor/sed/current: GNU sed 4.9 (sed-4.9.tar.xz sha256:6e226b732e1cd739464ad6862bd1a1aba42d7982922da7a53519631d24975181)

File size: 676 bytes
Line 
1# memrchr.m4 serial 11
2dnl Copyright (C) 2002-2003, 2005-2007, 2009-2022 Free Software Foundation,
3dnl Inc.
4dnl This file is free software; the Free Software Foundation
5dnl gives unlimited permission to copy and/or distribute it,
6dnl with or without modifications, as long as this notice is preserved.
7
8AC_DEFUN([gl_FUNC_MEMRCHR],
9[
10 dnl Persuade glibc <string.h> to declare memrchr().
11 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
12
13 AC_REQUIRE([gl_STRING_H_DEFAULTS])
14 AC_CHECK_DECLS_ONCE([memrchr])
15 if test $ac_cv_have_decl_memrchr = no; then
16 HAVE_DECL_MEMRCHR=0
17 fi
18
19 AC_CHECK_FUNCS([memrchr])
20])
21
22# Prerequisites of lib/memrchr.c.
23AC_DEFUN([gl_PREREQ_MEMRCHR], [:])
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