+int ustctl_create_event_notifier_group(int sock,
+ int pipe_fd,
+ struct lttng_ust_object_data **event_notifier_group_handle);
+int ustctl_create_event_notifier(int sock,
+ struct lttng_ust_event_notifier *event_notifier,
+ struct lttng_ust_object_data *event_notifier_group_handle,
+ struct lttng_ust_object_data **event_notifier_data);
+