1 /* hostid.c 4.1 82/11/07 */ 2 3 main(argc, argv) 4 int argc; 5 char **argv; 6 { 7 8 if (argc > 1) { 9 int hostid; 10 sscanf(argv[1], "%x", &hostid); 11 if (sethostid(hostid) < 0) 12 perror("hostid"); 13 } else 14 printf("%x\n", gethostid()); 15 } 16