breakage from r99712

[Jack Howarth]

On Sat, Nov 17, 2012 at 02:55:19PM -0600, Ryan Schmidt wrote:
> 
> On Nov 17, 2012, at 14:50, Jack Howarth <howarth at bromo.med.uc.edu> wrote:
> 
> > I guess in the near term we could modify the pymol startup script to
> > test if the +x11 variant of tk is active as well as the non-variant
> > of tcl and exit with appropriate error messages if they aren't. Not
> 
> I think that's what Jeremy Lavergne was suggesting when he said you could use the active_variants portgroup.
> 

Where is the documentation on that one? I couldn't find any reference to it in the
portgroup man page.
     Jack