[Info-vax] What is a "real" Unix ?

[Bob Eager]

On Mon, 04 Sep 2023 23:00:55 +0000, Dan Cross wrote:

>>> In that case, what is a "real" Unix ?
>>
>>I was talking about the legal definition; those with an actual UNIX
>>licence.
> 
> That's not the real measure anymore either, though.  Unix licenses
> haven't really been a driving force in a long, long time.  As commercial
> Unix continues its slide from relevance, the licensed code just doesn't
> matter.
> 
> The thing that matters now is SUS and POSIX conformance, as measured by
> the Open Group, who own the Unix trademark and certification program. 
> To be properly called Unix, one needs to meet the certification
> criteria; whether the source code is licensed from one entity or another
> is irrelevant.

That's really what I meant to say. I realised after I'd posted, but didn't 
correct it!