t2k17 Hackathon Report: Ted Unangst OpenBSD with more ptys

The second report from the just completed t2k17 hackathoncomes from Ted Unangst (tedu@), who writes:

I did a bit of this and that, but the project that probably has the mostinteresting explanation has to do with pseudo terminals. This has a bit ofhistory behind it that goes back to the early days of unix.