SIOCSIFLLADDR
if (ioctl(sock, SIOCSIFLLADDR, (caddr_t)&ifr) == -1)
case SIOCSIFLLADDR:
error = (*p->p_ioctl)(ifp0, SIOCSIFLLADDR, (caddr_t)&ifr);
case SIOCSIFLLADDR:
case SIOCSIFLLADDR:
case SIOCSIFLLADDR:
case SIOCSIFLLADDR: