[Development] build-xorg: don't build X11 documentation.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4136 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/unix/build-xorg b/unix/build-xorg
index 98ee458..60fa643 100755
--- a/unix/build-xorg
+++ b/unix/build-xorg
@@ -131,7 +131,7 @@
         echo configuring ${module}
         echo ======================
         if [ "${module}" = "libX11" ]; then
-            extraoptions="${extraoptions} --without-xcb"
+            extraoptions="${extraoptions} --without-xcb --disable-specs"
         fi
         if [ "${module}" = "libSM" ]; then
             extraoptions="${extraoptions} --without-libuuid"