+ sfile = _PATH_MAILSTATS;
+ while ((ch = getopt(argc, argv, "f:")) != EOF)
+ switch((char)ch) {
+ case 'f':
+ sfile = optarg;
+ break;
+ case '?':
+ default:
+ fputs("usage: mailstats [-f file]\n", stderr);
+ exit(EX_USAGE);
+ }
+ argc -= optind;
+ argv += optind;
+
+ if ((fd = open(sfile, O_RDONLY)) < 0) {
+ fputs("mailstats: ", stderr);