rt_get_inet_prefix_plen
rt_get_inet_prefix_plen(rc->rc_rt, &ce->addr4, &plen, &ce->scopeid);
void rt_get_inet_prefix_plen(const struct rtentry *rt, struct in_addr *paddr,
rt_get_inet_prefix_plen(rt, &addr4, &parent_plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr4, &parent_plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr4, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &fhp->preflen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &preflen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &tent->k.addr, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &dst, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &plen, &scopeid);
rt_get_inet_prefix_plen(rt, &addr, &plen, &scopeid);