("-m", Arg.Clear Options.comments, help_m);
("-p", Arg.Set Options.verbose_parser, help_p);
("-x", Arg.Set Options.verbose_escape, help_x);
("-m", Arg.Clear Options.comments, help_m);
("-p", Arg.Set Options.verbose_parser, help_p);
("-x", Arg.Set Options.verbose_escape, help_x);