nullary _ffi's

[Stephen Weeks]

> Could you post your current snapshot and I'll take a look at it? 

http://www.star-lab.com/sweeks/src.tgz

This is a very unstable snapshot, but it should have enough for you to reproduce 
the bug.

> I'm
> guessing that there have been some changes to the basis-library if it was
> the cmdline regression test that prompted the patch to the nullary
> _ffi's.

Yeah, it was definitely a change to CommandLine_argv which brought out that
problem.

> It's probably also a good time to integrate my latest changes.

Sure.  My gut feeling is it will be easier to do on my end.