ports/177077: devel/glibmm does not compile: Unknown component libsigc++20

[edwin at FreeBSD.org]

Synopsis: devel/glibmm does not compile:  Unknown component libsigc++20

Responsible-Changed-From-To: freebsd-ports-bugs->gnome
Responsible-Changed-By: edwin
Responsible-Changed-When: Mon Mar 18 17:40:13 UTC 2013
Responsible-Changed-Why: 
Over to maintainer (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=177077