SIOCGIFDSTADDR
if (ioctl(fd, SIOCGIFDSTADDR, (caddr_t)ifr) == -1) {
if (ioctl(sock, SIOCGIFDSTADDR, (caddr_t)&ifr) == -1) {
if (ioctl(sock, SIOCGIFDSTADDR, (caddr_t)&ifr) == -1) {
case SIOCGIFDSTADDR:
case SIOCGIFDSTADDR:
if (ioctl(s, SIOCGIFDSTADDR, (caddr_t)ifr) == -1)
if (ioctl(s, SIOCGIFDSTADDR, ifr) == -1)