ports/158529: [patch] x11-servers/xorg-server: conditionalize --without-dtrace

[zeising at FreeBSD.org]

Synopsis: [patch] x11-servers/xorg-server: conditionalize --without-dtrace

State-Changed-From-To: open->closed
State-Changed-By: zeising
State-Changed-When: Thu Jun 27 13:26:36 UTC 2013
State-Changed-Why: 
This doesn't work, neither the old nor the new xserver compiles with
this patch.  Feel free to rework the patch and open a new PR.  Thanks
for your submission!

http://www.freebsd.org/cgi/query-pr.cgi?pr=158529