ports/149837: bsd.licenses.mk: a bit better way of optional license framework

[amdmi3 at FreeBSD.org]

Synopsis: bsd.licenses.mk: a bit better way of optional license framework

Responsible-Changed-From-To: freebsd-ports-bugs->portmgr
Responsible-Changed-By: amdmi3
Responsible-Changed-When: Mon Aug 23 20:29:57 UTC 2010
Responsible-Changed-Why: 
Portmgr territory

http://www.freebsd.org/cgi/query-pr.cgi?pr=149837