SIOCGIFADDR 123 lib/replace/getifaddrs.c if (ioctl(fd, SIOCGIFADDR, &ifr[i]) != -1) { SIOCGIFADDR 216 lib/replace/getifaddrs.c strioctl.ic_cmd = SIOCGIFADDR; SIOCGIFADDR 289 lib/replace/getifaddrs.c if (ioctl(fd, SIOCGIFADDR, ifr) != 0) {