60    int did = -1;  in server_main()  local
66    if ((did = door_create(server_procedure, (void*)&exit_now, 0)) < 0) {  in server_main()
72    if (fattach(did, door_file) < 0) {  in server_main()
92    if (did >= 0 && door_revoke(did))  in server_main()
101    int did;  in client_main()  local
110       if ((did = open(door_file, O_RDWR)) >= 0)  in client_main()
111          if (!door_info(did, &info))  in client_main()
114       close(did);  in client_main()
137    if (door_call(did, &params)) {  in client_main()
139       close(did);  in client_main()
143    close(did);  in client_main()