zval_add_ref_unref  142 Zend/zend_variables.h ZEND_API void zval_add_ref_unref(zval *p);
zval_add_ref_unref 4410 ext/reflection/php_reflection.c 	zend_hash_copy(Z_ARRVAL_P(return_value), &ce->constants_table, zval_add_ref_unref);