Here's the patch. No real documentation, barely tested. The G 
interpreter is entirely standalone from POV, it was not written 
specifically as a POV patch. Ask if you have any trouble with it.

-- 
Christopher James Huff <cjameshuff@earthlink.net>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: chris.huff@tag.povray.org
http://tag.povray.org/