IFF_LOOPBACK
if (lifr.lifr_flags & (IFF_LOOPBACK|IFF_ADDRCONF|IFF_TEMPORARY|
if (lifr.lifr_flags & (IFF_LOOPBACK|IFF_ADDRCONF|IFF_TEMPORARY|
IFF_LOOPBACK|IFF_NOARP)) != (IFF_UP|IFF_BROADCAST)) {
if ((fl & (IFF_UP|IFF_BROADCAST|IFF_POINTOPOINT|IFF_LOOPBACK))
(lifr.lifr_flags & (IFF_LOOPBACK|IFF_VRRP))) {
(lifr.lifr_flags & IFF_LOOPBACK))
if ((ifr->ifr_flags & IFF_LOOPBACK) ||
if (((flags & (IFF_VIRTUAL|IFF_LOOPBACK)) != IFF_VIRTUAL) &&
{ IFF_LOOPBACK, "LOOPBACK" },
if ((lifr.lifr_flags & IFF_LOOPBACK) ||
if ((ifr->ifr_flags & IFF_LOOPBACK) ||
if (lifreq.lifr_flags & IFF_LOOPBACK)
#define IS_IFF_QUIET(f) ((f) & (IFF_LOOPBACK|IFF_NORTEXCH|IFF_NOXMIT))
(IFF_POINTOPOINT|IFF_LOOPBACK))) {
if (ifs.int_if_flags & IFF_LOOPBACK) {
& (IFF_BROADCAST | IFF_LOOPBACK |
IFF_BROADCAST | IFF_LOOPBACK)) &&
if (!(ifp->int_if_flags & (IFF_POINTOPOINT|IFF_LOOPBACK))) {
(IFF_POINTOPOINT|IFF_LOOPBACK)) {
dst = (0 != (ifp->int_if_flags & (IFF_POINTOPOINT | IFF_LOOPBACK)) ?
else if (ifp->int_if_flags & IFF_LOOPBACK)
if (!(ifp->int_if_flags & IFF_LOOPBACK)) {
!(RT->rt_ifp->int_if_flags & IFF_LOOPBACK) &&
{ IFF_LOOPBACK, 0, "LOOPBACK" },
!(np->n_flags & IFF_LOOPBACK)) {
if (!(al[i].flags & IFF_LOOPBACK) &&
if ((tmp_if.flags & IFF_LOOPBACK) || !(tmp_if.flags & IFF_UP)) {
if ((!(tmp_al->flags & IFF_LOOPBACK) &&
if ((!(tmp_al->flags & IFF_LOOPBACK) &&
if (!(al[i].flags & IFF_LOOPBACK) &&
if (!(al[i].flags & IFF_LOOPBACK) && (al[i].flags & IFF_UP))
if (lifr.lifr_flags & IFF_LOOPBACK)
if ((r.lifr_flags & (IFF_UP | IFF_LOOPBACK)) != IFF_UP) {
if ((ifflags & IFF_LOOPBACK | IFF_UP) ==
if ((ifflags & IFF_LOOPBACK|IFF_UP) == IFF_UP &&
bitset(IFF_LOOPBACK, flags))
bitset(IFF_LOOPBACK, IFRFREF.ifr_flags))
#ifdef IFF_LOOPBACK
if (lifreq.lifr_flags & IFF_LOOPBACK) {
if (ifp->ifa_flags & IFF_LOOPBACK) {
if (ifp2->ifa_flags & IFF_LOOPBACK)
#ifdef IFF_LOOPBACK
if (lifreq.lifr_flags & IFF_LOOPBACK) {
#ifdef IFF_LOOPBACK
if (lifreq.iflr_flags & IFF_LOOPBACK) {
#ifdef IFF_LOOPBACK
if (ifreq.ifr_flags & IFF_LOOPBACK) {
if ((ifal[i].flags & (IFF_UP | IFF_LOOPBACK)) == IFF_UP) {
ifnames = get_ifnames(IFF_UP|IFF_RUNNING, IFF_LOOPBACK|IFF_DHCPRUNNING);
if (use_loopback && (ifreq.ifr_flags & IFF_LOOPBACK)) {
if ((ifn->if_flags & IFF_LOOPBACK) == 0) {
if ((flags & IFF_UP) && ((flags & IFF_LOOPBACK) == 0))
!(lreq.lifr_flags & IFF_LOOPBACK)) {
if (i->ifa_flags & IFF_LOOPBACK)
if (lifrl.lifr_flags & IFF_LOOPBACK) {
if (ifreq.ifr_flags & IFF_LOOPBACK)
#define IFF_PHYINT_FLAGS (IFF_LOOPBACK|IFF_RUNNING|IFF_PROMISC| \
#define PHYI_LOOPBACK IFF_LOOPBACK /* is a loopback net */
if ((ifflags & IFF_LOOPBACK) != 0)
IFF_LOOPBACK | IFF_ALLMULTI | IFF_DUPLICATE | IFF_COS_ENABLED | \