#define iochan_setevent(i, e) ((i)->force_event = (e))
#define iochan_getnext(i) ((i)->next)
#define iochan_settimeout(i, t) ((i)->max_idle = (t), (i)->last_event = time(0))
#define iochan_setevent(i, e) ((i)->force_event = (e))
#define iochan_getnext(i) ((i)->next)
#define iochan_settimeout(i, t) ((i)->max_idle = (t), (i)->last_event = time(0))