-#define CUSTOM_LIST_TYPE (custom_list_get_type())
-#define CUSTOM_LIST(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), CUSTOM_LIST_TYPE, CustomList))
-#define CUSTOM_LIST_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CUSTOM_LIST_TYPE, CustomListClass))
-#define CUSTOM_IS_LIST(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CUSTOM_LIST_TYPE))
-#define CUSTOM_IS_LIST_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CUSTOM_LIST_TYPE))
-#define CUSTOM_LIST_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CUSTOM_LIST_TYPE, CustomListClass))