On Fri, Oct 14, 2022, 10:39 AM Clem Cole <clemc@ccc.com> wrote:


On Fri, Oct 14, 2022 at 12:09 PM Phil Budne <phil@ultimate.com> wrote:
Paul Ruizendaal <pnr@planet.nl> wrote:
> sys4.c: I think this is available in BBN V6:
> https://minnie.tuhs.org/cgi-bin/utree.pl?file=BBN-V6/ken <https://minnie.tuhs.org/cgi-bin/utree.pl?file=BBN-V6/ken>
> In this file the only real network addition is Jack Haverty’s user timer variable, I think. What else is missing?

Side question: What/when is the origin of the pty driver?
IIRC Rand - there were around for the V6 


Yea, pseudo terminalsquite common common and clearly RAND implemented them too. It's quite possible the bell lab folks learned of the RAND additions, maybe via Berkeley where several bell Labs folks spent time and who had these RAND tapes...

Warner