ret_code          218 ext/standard/exec.c 	zval *ret_code=NULL, *ret_array=NULL;
ret_code          222 ext/standard/exec.c 		if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|z/", &cmd, &cmd_len, &ret_code) == FAILURE) {
ret_code          226 ext/standard/exec.c 		if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|z/z/", &cmd, &cmd_len, &ret_array, &ret_code) == FAILURE) {
ret_code          248 ext/standard/exec.c 	if (ret_code) {
ret_code          249 ext/standard/exec.c 		zval_dtor(ret_code);
ret_code          250 ext/standard/exec.c 		ZVAL_LONG(ret_code, ret);