diff --git a/mi/mioverlay.c b/mi/mioverlay.c
index 38c57ecaf..33ed8ed19 100644
--- a/mi/mioverlay.c
+++ b/mi/mioverlay.c
@@ -103,6 +103,24 @@ miOverlaySetRootClip(ScreenPtr pScreen, Bool enable)
 
 /****************************************************************/
 
+/* not used */
+Bool
+miOverlayGetPrivateClips(WindowPtr pWin,
+                         RegionPtr *borderClip, RegionPtr *clipList)
+{
+    miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
+
+    if (pTree) {
+        *borderClip = &(pTree->borderClip);
+        *clipList = &(pTree->clipList);
+        return TRUE;
+    }
+
+    *borderClip = *clipList = NULL;
+
+    return FALSE;
+}
+
 Bool
 miOverlayCopyUnderlay(ScreenPtr pScreen)
 {
diff --git a/mi/mioverlay.h b/mi/mioverlay.h
index 2bd9d90cb..f99888300 100644
--- a/mi/mioverlay.h
+++ b/mi/mioverlay.h
@@ -9,6 +9,11 @@
 typedef void (*miOverlayTransFunc) (ScreenPtr, int, BoxPtr);
 typedef Bool (*miOverlayInOverlayFunc) (WindowPtr);
 
+extern _X_EXPORT Bool
+
+miOverlayGetPrivateClips(WindowPtr pWin,
+                         RegionPtr *borderClip, RegionPtr *clipList);
+
 extern _X_EXPORT Bool miOverlayCollectUnderlayRegions(WindowPtr, RegionPtr *);
 extern _X_EXPORT void miOverlayComputeCompositeClip(GCPtr, WindowPtr);
 extern _X_EXPORT Bool miOverlayCopyUnderlay(ScreenPtr);