Add wlr_seat_pointer_request_set_cursor_event.serial

include/wlr/types/wlr_seat.h

@@ -142,6 +142,7 @@ struct wlr_seat {
 struct wlr_seat_pointer_request_set_cursor_event {
 	struct wlr_seat_client *seat_client;
 	struct wlr_surface *surface;
+	uint32_t serial;
 	int32_t hotspot_x, hotspot_y;
 };
 

types/wlr_seat.c

@@ -43,6 +43,7 @@ static void wl_pointer_set_cursor(struct wl_client *client,
 	}
 	event->seat_client = seat_client;
 	event->surface = surface;
+	event->serial = serial;
 	event->hotspot_x = hotspot_x;
 	event->hotspot_y = hotspot_y;