When did the `dc' command first appear?

[Mark Green]

> Just a quick question.  Was the `dc' command introduced with one of the
> BSD releases or did it exist in an earlier version of Unix like the 6th or
> 7th Edition?
> 

I think it was in 6th, but thats straining my memory a bit.

-- 
Dr. Mark Green                                 mark at cs.ualberta.ca
Professor                                      (780) 492-4584
Director, Research Institute for Multimedia Systems (RIMS)
Department of Computing Science                (780) 492-1071 (FAX)
University of Alberta, Edmonton, Alberta, T6G 2H1, Canada