} php_pq_callback_t;
void php_pq_callback_dtor(php_pq_callback_t *cb);
void php_pq_callback_addref(php_pq_callback_t *cb);
zval *php_pq_callback_to_zval(php_pq_callback_t *cb);
} php_pq_callback_t;
void php_pq_callback_dtor(php_pq_callback_t *cb);
void php_pq_callback_addref(php_pq_callback_t *cb);
zval *php_pq_callback_to_zval(php_pq_callback_t *cb);