zend_serialize_data  515 Zend/zend.h    	int (*serialize)(zval *object, unsigned char **buffer, zend_uint *buf_len, zend_serialize_data *data TSRMLS_DC);
zend_serialize_data  779 ext/standard/var.c 					if (ce->serialize(struc, &serialized_data, &serialized_length, (zend_serialize_data *)var_hash TSRMLS_CC) == SUCCESS) {