Index: /trunk/Config.kmk
===================================================================
--- /trunk/Config.kmk	(revision 56527)
+++ /trunk/Config.kmk	(revision 56528)
@@ -647,5 +647,5 @@
  VBOX_WITH_DRAG_AND_DROP = 1
  if1of ($(KBUILD_TARGET), darwin linux solaris win)
-  VBOX_WITH_DRAG_AND_DROP_GH = 1
+  VBOX_WITH_DRAG_AND_DROP_GH = $(VBOX_WITH_DRAG_AND_DROP)
  endif
 endif