ports/146421: [patch] graphics/cairo: add DIRECTFB knob

[mezz at FreeBSD.org]

Synopsis: [patch] graphics/cairo: add DIRECTFB knob

State-Changed-From-To: open->closed
State-Changed-By: mezz
State-Changed-When: Sat Oct 2 15:54:20 UTC 2010
State-Changed-Why: 
The DirectFB backend is unsupport by the upstream. Therefore, I don't see any
point for us to add it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=146421