Subject: Re: main return...
To: John F. Woods <jfw@funhouse.com>
From: Charles M. Hannum <mycroft@mit.edu>
List: current-users
Date: 03/28/1996 04:29:57 
   The standard says
   the behavior is undefined in both cases, meaning the compiler may emit code
   which does *anything at all*, [...]

I always preferred forking a copy of rogue(6).  B-)