ports/174196: sysutils/lineak-xosdplugin: Fix build with clang

[madpilot at FreeBSD.org]

Synopsis: sysutils/lineak-xosdplugin: Fix build with clang

Responsible-Changed-From-To: freebsd-ports-bugs->madpilot
Responsible-Changed-By: madpilot
Responsible-Changed-When: Sat Dec 8 18:58:23 UTC 2012
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=174196