zend_user_serialize  482 Zend/zend_interfaces.c 		class_type->serialize = zend_user_serialize;
zend_user_serialize   64 Zend/zend_interfaces.h ZEND_API int zend_user_serialize(zval *object, unsigned char **buffer, zend_uint *buf_len, zend_serialize_data *data TSRMLS_DC);