nat_hostmap
static hostmap_t *nat_hostmap __P((ipnat_t *, struct in_addr,
hm = nat_hostmap(np, fin->fin_src, fin->fin_dst,
nat->nat_hm = nat_hostmap(np, fin->fin_src, fin->fin_dst,
hm = nat_hostmap(NULL, fin->fin_src, fin->fin_dst, in,
hm = nat_hostmap(np, fin->fin_src, fin->fin_dst,