Index: gnome-screensaver-2.28.0/src/gs-monitor.c

===================================================================

--- gnome-screensaver-2.28.0.orig/src/gs-monitor.c	2009-10-15 12:58:12.000000000 +0200

+++ gnome-screensaver-2.28.0/src/gs-monitor.c	2009-10-15 13:00:52.000000000 +0200

@@ -25,9 +25,11 @@

 #include <stdio.h>

 #include <unistd.h>

 #include <string.h>

+#include <X11/extensions/scrnsaver.h>

 #include <glib.h>

 #include <glib-object.h>

+#include <gdk/gdkx.h>

 #include "gnome-screensaver.h"

@@ -186,7 +188,11 @@

 static void

 gs_monitor_simulate_user_activity (GSMonitor *monitor)

 {

-        /* FIXME: reset the xsync timer? */

+        Display *display = gdk_x11_display_get_xdisplay( gdk_display_get_default ());

+        XScreenSaverSuspend(display,TRUE);

+        XSync( display, FALSE );

+        XScreenSaverSuspend(display,FALSE);

+        XSync( display, FALSE );        

         /* request that the manager unlock -

            will pop up a dialog if necessary */