> Yes but as mentioned there doesn't seem to be a way to get 
> around all the Quartz stuff. Perhaps open/gl? but
> an easy solution I've not yet discovered, open of course to  
> suggestions...

This problem has been discussed various times on the Apple Game developers
mailing list. Check out the archives at
http://lists.apple.com/mailman/listinfo/mac-games-dev (I remember that there
has been a discussion about it not too long ago and various others in the
past).

Cheers,
  - Andreas