rt_timer_queue_change
void rt_timer_queue_change(struct rttimer_queue *, int);
rt_timer_queue_change(&icmp_redirect_timeout_q,
rt_timer_queue_change(&ip_mtudisc_timeout_q, newval);
rt_timer_queue_change(&icmp6_redirect_timeout_q,
rt_timer_queue_change(&icmp6_mtudisc_timeout_q, newval);