dev->orig_settings.flags &= dev->settings.flags;
system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
return system_if_flags(dev->ifname, IFF_UP, 0);
dev->orig_settings.flags &= dev->settings.flags;
system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
return system_if_flags(dev->ifname, IFF_UP, 0);