- if ( argc != 2 || **(argv+1) == '-' ) {
- usage("length string\n");
- }
- printf("%d\n", strlen(argv[1]));
- return( TRUE);
+ if (argc != 2 || **(argv + 1) == '-')
+ usage(length_usage);
+ printf("%lu\n", (long)strlen(argv[1]));
+ return EXIT_SUCCESS;