static int xreq_hooked_unsubscribe_eventid_cb(struct afb_request *closure, struct afb_eventid *eventid);
static int xreq_hooked_unsubscribe_cb(struct afb_request *closure, struct afb_event event)
{
static int xreq_hooked_unsubscribe_eventid_cb(struct afb_request *closure, struct afb_eventid *eventid);
static int xreq_hooked_unsubscribe_cb(struct afb_request *closure, struct afb_event event)
{