On Tue, 10 May 2022 at 13:21, Clem Cole <clemc@ccc.com> wrote:

> DEC had the original v7m which begat Ultrix, although I don't remember if
> DEC ever shipped binaries on the original V7 license.
>

What was the timeframe on that?  As far as I can tell from looking through
the Ultrix 2.0 source code, the earliest modifications were in very late
'83 and reference imports from 4.2BSD dated at latest fall '83.

-Henry