UI data is stored on GObjects and automatically destroyed, so this isn't
really needed as a UI op for *our* UIs. There will be a replacement soon
if needed by other UIs.
/* This file is part of the Project Athena Zephyr Notification System.
* It contains source for the ZFlushSubscriptions function.
*
* Created by: Robert French
*
* Copyright (c) 1987 by the Massachusetts Institute of Technology.
* For copying and distribution information, see the file