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- # mempcpy.m4 serial 11
- dnl Copyright (C) 2003-2004, 2006-2007, 2009-2021 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.
- AC_DEFUN([gl_FUNC_MEMPCPY],
- [
- dnl Persuade glibc <string.h> to declare mempcpy().
- AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
- dnl The mempcpy() declaration in lib/string.in.h uses 'restrict'.
- AC_REQUIRE([AC_C_RESTRICT])
- AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
- AC_CHECK_FUNCS([mempcpy])
- if test $ac_cv_func_mempcpy = no; then
- HAVE_MEMPCPY=0
- fi
- ])
- # Prerequisites of lib/mempcpy.c.
- AC_DEFUN([gl_PREREQ_MEMPCPY], [
- :
- ])
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