encname_len      3576 ext/mbstring/mbstring.c 	size_t encname_len, string_len;
encname_len      3582 ext/mbstring/mbstring.c 	if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|ss", (char **)&string.val, &string_len, &optstr, &optstr_len, &encname, &encname_len) == FAILURE) {