--- xfce4-settings-4.10.0.orig/xfsettingsd/pointers.c
+++ xfce4-settings-4.10.0/xfsettingsd/pointers.c
@@ -129,7 +129,8 @@ xfce_pointers_helper_init (XfcePointersH
     version = XGetExtensionVersion (xdisplay, INAME);
 
     /* check for Xi */
-    if (version == NULL || !version->present)
+    if (version == NULL || ((long) version) == NoSuchExtension
+        || !version->present)
     {
         g_critical ("XI is not present.");
     }