> I think I'd prefer using something like 
>
> .if !empty(DISTNAME:Mexample-*)
> CONFIGURE_ARGS += ...
> .endif 
>
> I just tried it with wm/jwm (s/example/jwm/) as a test and it seems to
> work.
> [...]
> -- 
> Christian

I like that as well. I suppose it could function as a simple solution 
without having to rework much of the way pkgsrc does things. 

Thanks, 

!tr