rn_inithead
if (rn_inithead(&mask_rnhead, 0) == 0)
int rn_inithead(struct radix_node_head **head, int off);
rn_inithead(&rhead, 32);
if (!rn_inithead((void **)&sc->sc_aip4, offsetof(struct aip_addr, in) * NBBY))
if (!rn_inithead((void **)&sc->sc_aip6, offsetof(struct aip_addr, in6) * NBBY))
if (rn_inithead((void **)prnh, off) == 0)
int rn_inithead(void **, int);
if (lr == NULL || !rn_inithead((void **)&lr->rnh, OFF_LEN_INET))
if (lr == NULL || !rn_inithead((void **)&lr->rnh, OFF_LEN_INET6))
if (!rn_inithead(&ti->state, OFF_LEN_MAC))
if (!rn_inithead(&ti->state, OFF_LEN_INET))
if (!rn_inithead(&ti->xstate, OFF_LEN_INET6)) {
if (!rn_inithead((void **)&kt->pfrkt_ip4,
!rn_inithead((void **)&kt->pfrkt_ip6,