+#ifdef HAVE_LIBLTTNG_UST_CTL
+enum event_notifier_error_accounting_status
+event_notifier_error_accounting_register_app(struct ust_app *app);
+
+enum event_notifier_error_accounting_status
+event_notifier_error_accounting_unregister_app(struct ust_app *app);
+#else /* HAVE_LIBLTTNG_UST_CTL */
+static inline
+enum event_notifier_error_accounting_status
+event_notifier_error_accounting_register_app(struct ust_app *app)
+{
+ return EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_OK;
+}
+
+static inline
+enum event_notifier_error_accounting_status
+event_notifier_error_accounting_unregister_app(struct ust_app *app)
+{
+ return EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_OK;
+}
+#endif /* HAVE_LIBLTTNG_UST_CTL */
+