PATCH: Fix unsigned branches on vax

[John David Anglin]

> A suggestion aside from using attributes (as you rightly note)
> is moving this out of line into a function.
> 
> Otherwise, feel free to commit vax-only changes to the branch
> as you please.

As there isn't time to adequately test moving it out of line before
the 3.0 release, I will go ahead as is and look at implementing your
suggestion for the main.

Dave
-- 
J. David Anglin                                  dave.anglin@nrc.ca
National Research Council of Canada              (613) 990-0752 (FAX: 952-6605)