ports/161117: [patch] games/sl fix build under clang

[pawel at FreeBSD.org]

Synopsis: [patch] games/sl fix build under clang

Responsible-Changed-From-To: freebsd-ports-bugs->pawel
Responsible-Changed-By: pawel
Responsible-Changed-When: Tue Nov 1 17:56:10 UTC 2011
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=161117