> Am I missing something? For the mumble years that I've used pkgsrc to
> compile teTeX-bin, it's _always_ bombed out while compiling dvi2xx.c
> due to the non-predefined "unix" macro.

hmm.. i compiled whole teTeX myself without problems....
1.0.7 too from pkgsrc

>
> Such a trivially easy to patch bug in such a popular package can't
> exist for all these years, can it?

you may try make CC="gcc -Dunix"

but you must have something else broken.