ports/170235: seamonkey 2.11 fails to build

[flo at FreeBSD.org]

Synopsis: seamonkey 2.11 fails to build

State-Changed-From-To: open->closed
State-Changed-By: flo
State-Changed-When: Sat Jul 28 16:23:53 UTC 2012
State-Changed-Why: 
Same solution as for ports/170233. Please update your ports tree and
read the UPDATING entry, you need to enable the APNG option in
graphics/png and reinstall it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=170235