v1_host_timer
struct event v1_host_timer;
time_t v1_host_timer;
return (evtimer_add(&group->v1_host_timer, &tv));
return (evtimer_del(&group->v1_host_timer));
evtimer_set(&ge->v1_host_timer, v1_host_timer, ge);
void v1_host_timer(int, short, void *);