Symbol: SIOCDIFGROUP
sbin/ifconfig/ifconfig.c
1702
if (ioctl(sock, SIOCDIFGROUP, (caddr_t)&ifgr) == -1)
sys/net/if.c
2416
case SIOCDIFGROUP:
sys/netinet/ip_carp.c
2125
case SIOCDIFGROUP:
sys/netinet/ip_carp.c
2239
if (cmd == SIOCDIFGROUP)