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comparison m4/mempcpy.m4 @ 272:d5392bb5da3c 2.5

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date Sun, 16 Aug 2009 17:16:49 +0000
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271:3b793ba7a6c6 272:d5392bb5da3c
1 # mempcpy.m4 serial 9
2 dnl Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
6
7 AC_DEFUN([gl_FUNC_MEMPCPY],
8 [
9 dnl Persuade glibc <string.h> to declare mempcpy().
10 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
11
12 dnl The mempcpy() declaration in lib/string.in.h uses 'restrict'.
13 AC_REQUIRE([AC_C_RESTRICT])
14
15 AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
16 AC_REPLACE_FUNCS(mempcpy)
17 if test $ac_cv_func_mempcpy = no; then
18 HAVE_MEMPCPY=0
19 gl_PREREQ_MEMPCPY
20 fi
21 ])
22
23 # Prerequisites of lib/mempcpy.c.
24 AC_DEFUN([gl_PREREQ_MEMPCPY], [
25 :
26 ])