zend_class_implements(http_requestpool_object_ce TSRMLS_CC, 2, spl_ce_Countable, spl_ce_Iterator);
#else
zend_class_implements(http_requestpool_object_ce TSRMLS_CC, 1, zend_ce_iterator);
zend_class_implements(http_requestpool_object_ce TSRMLS_CC, 2, spl_ce_Countable, spl_ce_Iterator);
#else
zend_class_implements(http_requestpool_object_ce TSRMLS_CC, 1, zend_ce_iterator);