1# rawmemchr.m4 serial 2 2dnl Copyright (C) 2003, 2007-2012 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7AC_DEFUN([gl_FUNC_RAWMEMCHR], 8[ 9 dnl Persuade glibc <string.h> to declare rawmemchr(). 10 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) 11 12 AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS]) 13 AC_CHECK_FUNCS([rawmemchr]) 14 if test $ac_cv_func_rawmemchr = no; then 15 HAVE_RAWMEMCHR=0 16 fi 17]) 18 19# Prerequisites of lib/strchrnul.c. 20AC_DEFUN([gl_PREREQ_RAWMEMCHR], [:]) 21