if (strstr(argv[0],"/mc/extfs/"))
is_mc = IS_MC; else is_mc = IS_IFP;
/* no command */
/* no command, or help */
if (argc < 2) {
if (argc < 2 || strstr(argv[1], "help") || !strcmp("-h", argv[1])) {
help(argv[0]);
return 0;
}