In response to another thread, I just posted the SCO Xenix FAQ that I used to maintain, last updated 1996.
This was a licensed version of Unix -- a predecessor to Linux -- that ran on X86 systems.
Find it here:
https://gist.github.com/courtney-rosenthal/66d3c3b7e69462abce8a3e42905ec8b1
@spazzpp2 #Microsoft hat vor #OS2 auch mal an einem Unix names #Xenix rumgemacht:
https://de.wikipedia.org/wiki/Xenix
Wenn's Geld bringt ...