[Bugfix] X.Org 1.8 series needs CloseInput function defined in xvnc.cc.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@3993 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/unix/xserver/hw/vnc/xvnc.cc b/unix/xserver/hw/vnc/xvnc.cc
index 62564d3..1d19695 100644
--- a/unix/xserver/hw/vnc/xvnc.cc
+++ b/unix/xserver/hw/vnc/xvnc.cc
@@ -1345,3 +1345,9 @@
 {
   mieqInit ();
 }
+
+#if XORG > 17
+void CloseInput(void)
+{
+}
+#endif