IPE_HASH_FN
hv = IPE_HASH_FN(sum4((uint32_t *)ipe->ipe_addr.in6_addr8),
hv = IPE_HASH_FN(ipe->ipe_addr.in4_addr, ipe->ipe_mask.in4_addr,
hv = IPE_HASH_FN(ips, msk, iph->iph_size);
hv = IPE_HASH_FN(sum4((uint32_t *)addr), sum4((uint32_t *)msk),