struct wl_listener destroy;

static void cleanupmon(struct wl_listener *listener, void *data);

}
void
cleanupmon(struct wl_listener *listener, void *data)
{
	struct wlr_output *wlr_output = data;
	Monitor *m = wlr_output->data;
	wl_list_remove(&m->destroy.link);
	free(m);

	/* Sets up a listener for the frame notify event. */

	/* Set up event listeners */

	m->destroy.notify = cleanupmon;
	wl_signal_add(&wlr_output->events.destroy, &m->destroy);
	wl_list_insert(&mons, &m->link);