Index: /trunk/include/VBox/sup.h
===================================================================
--- /trunk/include/VBox/sup.h	(revision 19890)
+++ /trunk/include/VBox/sup.h	(revision 19891)
@@ -328,4 +328,8 @@
  *
  * @returns VBox status code.
+ * @retval  VINF_OBJECT_DESTROYED if the semaphore was destroyed.
+ * @retval  VINF_SUCCESS if the handle was successfully closed but the sempahore
+ *          object remained alive because of other references.
+ *
  * @param   pSession            The session handle of the caller.
  * @param   hEvent              The handle. Nil is quietly ignored.
@@ -386,4 +390,8 @@
  *
  * @returns VBox status code.
+ * @retval  VINF_OBJECT_DESTROYED if the semaphore was destroyed.
+ * @retval  VINF_SUCCESS if the handle was successfully closed but the sempahore
+ *          object remained alive because of other references.
+ *
  * @param   pSession            The session handle of the caller.
  * @param   hEventMulti         The handle. Nil is quietly ignored.