ports/183213: emulators/dosbox: Fix build for FreeBSD 10.0

[edwin at FreeBSD.org]

Synopsis: emulators/dosbox: Fix build for FreeBSD 10.0

Class-Changed-From-To: change-request->maintainer-update
Class-Changed-By: edwin
Class-Changed-When: Tue Oct 22 18:50:08 UTC 2013
Class-Changed-Why: 
Fix category (submitter is maintainer) (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=183213