ports/154362: devel/glib20: add support for --enable-debug=yes

[mezz at FreeBSD.org]

Synopsis: devel/glib20: add support for --enable-debug=yes

State-Changed-From-To: open->closed
State-Changed-By: mezz
State-Changed-When: Mon Mar 14 21:30:03 UTC 2011
State-Changed-Why: 
Committed, thanks! As for the WITH_DEBUG in OPTIONS. It's not need, because
the WITH_DEBUG is a standard option in all ports by look at bsd.port.mk.

http://www.freebsd.org/cgi/query-pr.cgi?pr=154362