My recollection is that V7M stood for V7-mini. It was a striped down version of V7 that was designed to run on the very low-end PDP-11's (like the 11/20). Kirk McKusick Received: (from major at localhost) by minnie.cs.adfa.edu.au (8.9.3/8.9.3) id PAA00533 for pups-liszt; Thu, 2 Sep 1999 15:27:01 +1000 (EST)