On Fri, Jul 2, 2021 at 8:15 AM Dan Cross <crossd@gmail.com> wrote:
It is; it looks like it was first distributed with 4.3BSD-Tahoe. The sources there are listed as "public domain rogue", but I'm not sure about the provenance of that code.
That sounds right, you should ask Ken Arnold offline, I bet he had a better idea.  He would have made them available to Keith.