diff -urp xorg-server-1.9.3.orig//hw/vnc/dispcur.c xorg-server-1.9.3/hw/vnc/dispcur.c
--- xorg-server-1.9.3.orig//hw/vnc/dispcur.c	2010-12-21 16:51:38.000000000 +0100
+++ xorg-server-1.9.3/hw/vnc/dispcur.c	2010-12-21 18:23:02.000000000 +0100
@@ -74,10 +74,10 @@ in this Software without prior written a
 
 /* per-screen private data */
 
-static int rfbDCScreenKeyStore;
-static DevPrivateKey rfbDCScreenKey = &rfbDCScreenKeyStore;
-static int rfbScreenKeyStore;
-static DevPrivateKey rfbScreenKey = &rfbScreenKeyStore;
+static DevPrivateKeyRec rfbDCScreenKeyRec;
+#define rfbDCScreenKey (&rfbDCScreenKeyRec)
+static DevPrivateKeyRec rfbScreenKeyRec;
+#define rfbScreenKey (&rfbScreenKeyRec)
 
 static Bool	rfbDCCloseScreen(int index, ScreenPtr pScreen);
 
@@ -137,6 +137,12 @@ rfbDCInitialize (ScreenPtr pScreen, miPo
 {
     rfbDCScreenPtr   pScreenPriv;
 
+    if (!dixRegisterPrivateKey(rfbDCScreenKey, PRIVATE_SCREEN, 0))
+	return FALSE;
+
+    if (!dixRegisterPrivateKey(rfbScreenKey, PRIVATE_CURSOR_BITS, 0))
+	return FALSE;
+
     pScreenPriv = (rfbDCScreenPtr) xalloc (sizeof (rfbDCScreenRec));
     if (!pScreenPriv)
 	return FALSE;
diff -urp xorg-server-1.9.3.orig//hw/vnc/draw.c xorg-server-1.9.3/hw/vnc/draw.c
--- xorg-server-1.9.3.orig//hw/vnc/draw.c	2010-12-21 16:51:38.000000000 +0100
+++ xorg-server-1.9.3/hw/vnc/draw.c	2010-12-21 18:30:00.000000000 +0100
@@ -61,6 +61,10 @@ in this Software without prior written a
 
 int rfbDeferUpdateTime = 40; /* ms */
 
+extern DevPrivateKeyRec rfbGCKeyRec;
+#define rfbGCKey (&rfbGCKeyRec)
+
+
 
 /****************************************************************************/
 /*
diff -urp xorg-server-1.9.3.orig//hw/vnc/sprite.c xorg-server-1.9.3/hw/vnc/sprite.c
--- xorg-server-1.9.3.orig//hw/vnc/sprite.c	2010-12-21 16:51:38.000000000 +0100
+++ xorg-server-1.9.3/hw/vnc/sprite.c	2010-12-21 18:21:32.000000000 +0100
@@ -114,8 +114,9 @@ static void	    rfbSpriteSaveDoomedAreas
 static RegionPtr    rfbSpriteRestoreAreas(WindowPtr pWin, RegionPtr pRgnExposed);
 static void	    rfbSpriteComputeSaved(ScreenPtr pScreen);
 
-static int rfbSpriteScreenKeyStore;
-static DevPrivateKey rfbSpriteScreenKey = &rfbSpriteScreenKeyStore;
+static DevPrivateKeyRec rfbSpriteScreenKeyRec;
+#define rfbSpriteScreenKey (&rfbSpriteScreenKeyRec)
+
 
 #define SCREEN_PROLOGUE(pScreen, field) ((pScreen)->field = \
    ((rfbSpriteScreenPtr)dixLookupPrivate(&(pScreen)->devPrivates, \
@@ -147,8 +148,8 @@ static GCFuncs	rfbSpriteGCFuncs = {
     rfbSpriteCopyClip,
 };
 
-static int rfbSpriteGCKeyStore;
-static DevPrivateKey rfbSpriteGCKey = &rfbSpriteGCKeyStore;
+static DevPrivateKeyRec rfbSpriteGCKeyRec;
+#define rfbSpriteGCKey (&rfbSpriteGCKeyRec)
 
 #define GC_FUNC_PROLOGUE(pGC)					\
     rfbSpriteGCPtr   pGCPriv =					\
@@ -331,6 +332,9 @@ rfbSpriteInitialize (pScreen, cursorFunc
     rfbSpriteScreenPtr	pPriv;
     VisualPtr		pVisual;
     
+    if (!dixRegisterPrivateKey(rfbSpriteScreenKey, PRIVATE_SCREEN, 0))
+	return FALSE;
+
     if (!dixRegisterPrivateKey(rfbSpriteGCKey, PRIVATE_CLIENT, sizeof(rfbSpriteGCRec)))
 	return FALSE;
 
diff -urp xorg-server-1.9.3.orig//hw/vnc/vncext.c xorg-server-1.9.3/hw/vnc/vncext.c
--- xorg-server-1.9.3.orig//hw/vnc/vncext.c	2010-12-21 16:51:38.000000000 +0100
+++ xorg-server-1.9.3/hw/vnc/vncext.c	2010-12-21 18:29:54.000000000 +0100
@@ -36,9 +36,10 @@
 #include <arpa/inet.h>
 #include <netdb.h>
 
-static int vncCreateScreenResourcesKeyStore, rfbGCKeyStore;
-DevPrivateKey vncCreateScreenResourcesKey = &vncCreateScreenResourcesKeyStore;
-DevPrivateKey rfbGCKey = &rfbGCKeyStore;
+static DevPrivateKeyRec vncCreateScreenResourcesKeyRec;
+#define vncCreateScreenResourcesKey (&vncCreateScreenResourcesKeyRec)
+DevPrivateKeyRec rfbGCKeyRec;
+#define rfbGCKey (&rfbGCKeyRec)
 
 int VncSelectNotify(ClientPtr client, BOOL onoff);
 void VncExtensionInit(void);
@@ -762,7 +763,11 @@ VncExtensionInit(void)
 
 	vncExtGeneration = serverGeneration;
 
+	// doesn't seem to be valid any more - mhopf 21.12.2010
 	// no allocation needed for screen privates
+	if (!dixRegisterPrivateKey(vncCreateScreenResourcesKey, PRIVATE_SCREEN, 0))
+	    return;
+
 	if (!dixRegisterPrivateKey(rfbGCKey, PRIVATE_CLIENT, sizeof(rfbGCRec)))
 	    return;