*/
int babeltrace_iter_add_callback(struct babeltrace_iter *iter,
bt_event_name event, void *private_data, int flags,
*/
int babeltrace_iter_add_callback(struct babeltrace_iter *iter,
bt_event_name event, void *private_data, int flags,
struct bt_dependencies *depends,
struct bt_dependencies *weak_depends,
struct bt_dependencies *provides);
struct bt_dependencies *depends,
struct bt_dependencies *weak_depends,
struct bt_dependencies *provides);