Symbol: SIOCBRDGDVADDR
sbin/ifconfig/brconfig.c
1004
if (ioctl(sock, SIOCBRDGDVADDR, &ifbva) == -1)
sys/net/if.c
2531
case SIOCBRDGDVADDR:
sys/net/if_veb.c
1601
case SIOCBRDGDVADDR: