45     int inet_sock;  in ql_set_mtu()  local
48     inet_sock = socket(AF_INET, SOCK_DGRAM, 0);  in ql_set_mtu()
50     if (inet_sock > 0) {  in ql_set_mtu()
53         if (!ioctl(inet_sock, SIOCGIFMTU, &ifr)) {  in ql_set_mtu()
57                 ioctl(inet_sock, SIOCSIFMTU, &ifr);  in ql_set_mtu()
61         close(inet_sock);  in ql_set_mtu()
67     int inet_sock;  in ifc_get_addr()  local
71     inet_sock = socket(AF_INET, SOCK_DGRAM, 0);  in ifc_get_addr()
75         ret = ioctl(inet_sock, SIOCGIFADDR, &ifr);  in ifc_get_addr()
82     close(inet_sock);  in ifc_get_addr()
88     int inet_sock;  in ifc_get_flags()  local
92     inet_sock = socket(AF_INET, SOCK_DGRAM, 0);  in ifc_get_flags()
94     if (inet_sock > 0) {  in ifc_get_flags()
97         if (!ioctl(inet_sock, SIOCGIFFLAGS, &ifr)) {  in ifc_get_flags()
101         close(inet_sock);  in ifc_get_flags()