5.3 Buildworld on Via C3 fails

[ctodd at chrismiller.com]

> It seems like a safe assumption that 5.3-RELEASE was compiled for
> i386, because I was able to use it without any problems on the C3,
> including make buildworld/buildkernel/... If you did a buildworld/
> installworld with some special flags in the past, that userland may
> include CMOVs. That's why I'm asking about /etc/make.conf.
>
> Hmmm...

It's a brand new install. I modified the rc.conf and make.conf to do
cvsup, and that's about it. Maybe it's my mirror? I'll try cvsup from a
freebsd mirror next week for grins.

Chris