SIOCGDEFIFACE_IN6
if (ifconfig_ioctlwrap(h, AF_INET6, SIOCGDEFIFACE_IN6, &ndifreq) < 0) {
error = ioctl(s, SIOCGDEFIFACE_IN6, (caddr_t)&ndifreq);
case SIOCGDEFIFACE_IN6:
error = nd6_ioctl(SIOCGDEFIFACE_IN6, (caddr_t)&ndif,
case SIOCGDEFIFACE_IN6: /* XXX: should be implemented as a sysctl? */
if (ioctl(sock, SIOCGDEFIFACE_IN6, (caddr_t)&ndifreq) < 0)