UserNodeListener
ino_t node, uint32 flags, UserNodeListener& userListener)
UserNodeListener* copiedListener = new(std::nothrow) UserNodeListener(
ino_t node, uint32 flags, UserNodeListener &userListener);
UserNodeListener listener(port, token);
UserNodeListener listener(port, token);
if (dynamic_cast<UserNodeListener*>(listener->listener) != NULL) {
const UserNodeListener* other
= dynamic_cast<const UserNodeListener*>(&_other);
UserNodeListener userListener(port, token);