arginfo_mb_strtoupper  356 ext/mbstring/mbstring.c ZEND_BEGIN_ARG_INFO_EX(arginfo_mb_strtoupper, 0, 0, 1)
arginfo_mb_strtoupper  520 ext/mbstring/mbstring.c 	PHP_FE(mb_strtoupper,			arginfo_mb_strtoupper)