diff --git a/hw/xwin/winwin32rootless.c b/hw/xwin/winwin32rootless.c
index ac306213c..c225a4495 100755
--- a/hw/xwin/winwin32rootless.c
+++ b/hw/xwin/winwin32rootless.c
@@ -894,6 +894,9 @@ winMWExtWMUpdateRegion (RootlessFrameID wid, RegionPtr pDamage)
   SIZE szWin;
   POINT ptSrc;
 #endif
+#if CYGMULTIWINDOW_DEBUG && 0
+  winDebug ("winMWExtWMUpdateRegion (%08x)\n", pRLWinPriv);
+#endif
 #if 0
   szWin.cx = pRLWinPriv->dwWidth;
   szWin.cy = pRLWinPriv->dwHeight;
@@ -935,6 +938,10 @@ winMWExtWMDamageRects (RootlessFrameID wid, int nCount, const BoxRec *pRects,
 {
   win32RootlessWindowPtr pRLWinPriv = (win32RootlessWindowPtr) wid;
   const BoxRec *pEnd;
+#if CYGMULTIWINDOW_DEBUG && 0
+  winDebug ("winMWExtWMDamageRects (%08x, %d, %08x, %d, %d)\n",
+	    pRLWinPriv, nCount, pRects, shift_x, shift_y);
+#endif
 
   for (pEnd = pRects + nCount; pRects < pEnd; pRects++) {
         RECT rcDmg;
diff --git a/hw/xwin/winwin32rootlesswndproc.c b/hw/xwin/winwin32rootlesswndproc.c
index a985c2070..4d7afee42 100755
--- a/hw/xwin/winwin32rootlesswndproc.c
+++ b/hw/xwin/winwin32rootlesswndproc.c
@@ -519,6 +519,9 @@ winMWExtWMWindowProc (HWND hwnd, UINT message,
       break;
 
     case WM_MOUSEMOVE:
+#if CYGMULTIWINDOW_DEBUG && 0
+      winDebug ("winMWExtWMWindowProc - WM_MOUSEMOVE\n");
+#endif
       /* Unpack the client area mouse coordinates */
       ptMouse.x = GET_X_LPARAM(lParam);
       ptMouse.y = GET_Y_LPARAM(lParam);
@@ -573,6 +576,9 @@ winMWExtWMWindowProc (HWND hwnd, UINT message,
       return 0;
       
     case WM_NCMOUSEMOVE:
+#if CYGMULTIWINDOW_DEBUG && 0
+      winDebug ("winMWExtWMWindowProc - WM_NCMOUSEMOVE\n");
+#endif
       /*
        * We break instead of returning 0 since we need to call
        * DefWindowProc to get the mouse cursor changes