ZEND_RETURN_VALUE   74 Zend/zend_API.h 	ZEND_BEGIN_ARG_INFO_EX(name, pass_rest_by_reference, ZEND_RETURN_VALUE, -1)
ZEND_RETURN_VALUE  781 Zend/zend_object_handlers.c 			call_user_call->return_reference = ZEND_RETURN_VALUE;
ZEND_RETURN_VALUE  850 Zend/zend_object_handlers.c 			call_user_call->return_reference = ZEND_RETURN_VALUE;
ZEND_RETURN_VALUE 2301 ext/spl/spl_iterators.c ZEND_BEGIN_ARG_INFO_EX(arginfo_caching_rec_it___construct, 0, ZEND_RETURN_VALUE, 1)