ports/142237: Update port devel/libffi

[pgollucci at FreeBSD.org]

Synopsis: Update port devel/libffi

Responsible-Changed-From-To: freebsd-ports-bugs->pgollucci
Responsible-Changed-By: pgollucci
Responsible-Changed-When: Mon Jan 4 22:48:36 UTC 2010
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=142237