> 0: any program that doesn't support --help is defective, which was rather my point. Fair enough. My point was that there's a category of operating systems wh

> 0: any program that doesn't support --help is defective, which was rather my point. Fair enough. My point was that there's a category of operating systems where long options (including --help) isn't really a thing. You may of course consider them defective, though I'm not sure everybody agrees.