Index: /trunk/include/VBox/vmm/pdmapi.h
===================================================================
--- /trunk/include/VBox/vmm/pdmapi.h	(revision 60404)
+++ /trunk/include/VBox/vmm/pdmapi.h	(revision 60405)
@@ -71,5 +71,5 @@
  *                              unmapped.
  */
-typedef void FNPDMVMMDEVHEAPNOTIFY(PVM pVM, void *pvAllocation, RTGCPHYS GCPhysAllocation);
+typedef DECLCALLBACK(void) FNPDMVMMDEVHEAPNOTIFY(PVM pVM, void *pvAllocation, RTGCPHYS GCPhysAllocation);
 /** Pointer (ring-3) to a FNPDMVMMDEVHEAPNOTIFY function. */
 typedef R3PTRTYPE(FNPDMVMMDEVHEAPNOTIFY *) PFNPDMVMMDEVHEAPNOTIFY;