23 lines
676 B
Text
23 lines
676 B
Text
# memrchr.m4 serial 11
|
|
dnl Copyright (C) 2002-2003, 2005-2007, 2009-2022 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_MEMRCHR],
|
|
[
|
|
dnl Persuade glibc <string.h> to declare memrchr().
|
|
AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
|
|
|
|
AC_REQUIRE([gl_STRING_H_DEFAULTS])
|
|
AC_CHECK_DECLS_ONCE([memrchr])
|
|
if test $ac_cv_have_decl_memrchr = no; then
|
|
HAVE_DECL_MEMRCHR=0
|
|
fi
|
|
|
|
AC_CHECK_FUNCS([memrchr])
|
|
])
|
|
|
|
# Prerequisites of lib/memrchr.c.
|
|
AC_DEFUN([gl_PREREQ_MEMRCHR], [:])
|