+memcached_return delete_trigger(memcached_st *ptr, char *key, size_t key_length)
+{
+ assert(key);
+
+ return MEMCACHED_SUCCESS;
+}
+
+uint8_t delete_through(memcached_st *memc)
+{
+ memcached_trigger_delete_key callback;
+ memcached_return rc;
+
+ callback= delete_trigger;
+
+ rc= memcached_callback_set(memc, MEMCACHED_CALLBACK_DELETE_TRIGGER, callback);
+ assert(rc == MEMCACHED_SUCCESS);
+
+ return 0;
+}
+