dst_metric_locked
return rt->rt_mtu_locked || dst_metric_locked(dst, RTAX_MTU);
if (!forwarding || dst_metric_locked(dst, RTAX_MTU)) {
if (dst && dst_metric_locked(dst, RTAX_RTO_MIN))
return dst_metric_locked(dst, RTAX_CC_ALGO);
if (dst_metric_locked(dst, RTAX_RTT))
if (dst_metric_locked(dst, RTAX_RTTVAR))
if (dst_metric_locked(dst, RTAX_SSTHRESH))
if (dst_metric_locked(dst, RTAX_CWND))
if (dst_metric_locked(dst, RTAX_REORDERING))