[vishnu]

and for C, Fox or Motif.

I've had Fox on my personally owned computer since forever, it's an outstanding widget set, but a work we're sticking with Motif due to our many decades of dependance on it. I'm one of the idiots who actually bought Motif for Linux back around 1998 or so, when ICS was offering it for non-commercial/personal use for 200 dollars US.