linux_to_bsd_domain
bdom = linux_to_bsd_domain(kosa->sa_family);
sa_family_t linux_to_bsd_domain(sa_family_t domain);
linux_to_bsd_domain(lifr.ifr_addr.sa_family);
if ((f = linux_to_bsd_domain(ifam->ifa_family)) == AF_UNKNOWN)
if ((f = linux_to_bsd_domain(rtm->rtm_family)) == AF_UNKNOWN)
if ((f = linux_to_bsd_domain(ndm->ndm_family)) == AF_UNKNOWN)
domain = linux_to_bsd_domain(args->domain);
domain = linux_to_bsd_domain(args->domain);