aic_timer_t
aic_timer_t reset_timer;
aic_timer_t stat_timer;
aic_timer_t io_timer;
aic_timer_t io_timer;
static __inline void aic_timer_reset(aic_timer_t *, u_int,
aic_timer_reset(aic_timer_t *timer, u_int msec, aic_callback_t *func, void *arg)