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

[Bob Eager]

On Mon, 04 Sep 2023 12:15:22 +0000, Simon Clubley wrote:

> On 2023-09-02, Bob Eager <news0009 at eager.cx> wrote:
>> On Sat, 02 Sep 2023 23:07:24 +0200, Johnny Billquist wrote:
>>
>>> On 2023-09-01 14:50, candycane wrote:
>>>>   SC> Yes, at least on Linux.
>>>> 
>>>>   SC> The dd on other operating systems may use a different signal.
>>>> 
>>>> Is dd on non unix systems?
>>> 
>>> Yes. Linux for example. Linux is not Unix, but it certainly tries to
>>> work the same.
>>
>> "Jumped uo UNIX wannabe"
> 
> In that case, what is a "real" Unix ?

I was talking about the legal definition; those with an actual UNIX 
licence. 

You can also argue that some implementations using the Linux kernel ahave 
now diverged a long way. I would argue that systemd does not conform to 
the conventional UNIX model.