php_oci_collection_element_set_null  733 ext/oci8/oci8_collection.c 		return php_oci_collection_element_set_null(collection, index);
php_oci_collection_element_set_null  469 ext/oci8/php_oci8_int.h int php_oci_collection_element_set_null(php_oci_collection *collection, zend_long index);