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diff --git a/cpukit/rtems/include/rtems/rtems/event.h b/cpukit/rtems/include/rtems/rtems/event.h
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+/*  event.h
+ *
+ *  This include file contains the information pertaining to the Event
+ *  Manager.  This manager provides a high performance method of communication
+ *  and synchronization.
+ *
+ *  Directives provided are:
+ *
+ *     + send an event set to a task
+ *     + receive event condition
+ *
+ *
+ *  COPYRIGHT (c) 1989-1997.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  The license and distribution terms for this file may in
+ *  the file LICENSE in this distribution or at
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#ifndef __RTEMS_EVENT_h
+#define __RTEMS_EVENT_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <rtems/score/object.h>
+#include <rtems/rtems/types.h>
+#include <rtems/rtems/options.h>
+#include <rtems/score/thread.h>
+#include <rtems/score/watchdog.h>
+#include <rtems/rtems/eventset.h>
+
+/*
+ *  This constant is passed as the event_in to the
+ *  rtems_event_receive directive to determine which events are pending.
+ */
+
+#define EVENT_CURRENT  0
+
+/*
+ *  The following enumerated types indicate what happened while the event
+ *  manager was in the synchronization window.
+ */
+
+typedef enum {
+  EVENT_SYNC_SYNCHRONIZED,
+  EVENT_SYNC_NOTHING_HAPPENED,
+  EVENT_SYNC_TIMEOUT,
+  EVENT_SYNC_SATISFIED
+}  Event_Sync_states;
+
+/*
+ *  Event_Manager_initialization
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine performs the initialization necessary for this manager.
+ */
+ 
+void _Event_Manager_initialization( void );
+
+/*
+ *  rtems_event_send
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine implements the rtems_event_send directive.  It sends
+ *  event_in to the task specified by ID.  If the task is blocked
+ *  waiting to receive events and the posting of event_in satisfies
+ *  the task's event condition, then it is unblocked.
+ */
+
+rtems_status_code rtems_event_send (
+  Objects_Id         id,
+  rtems_event_set event_in
+);
+
+/*
+ *  rtems_event_receive
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine implements the rtems_event_receive directive.  This
+ *  directive is invoked when the calling task wishes to receive
+ *  the event_in event condition.  One of the fields in the option_set
+ *  parameter determines whether the receive request is satisfied if
+ *  any or all of the events are pending.   If the event condition
+ *  is not satisfied immediately, then the task may block with an
+ *  optional timeout of TICKS clock ticks or return immediately.
+ *  This determination is based on another field in the option_set
+ *  parameter.  This directive returns the events received in the
+ *  event_out parameter.
+ */
+
+rtems_status_code rtems_event_receive (
+  rtems_event_set  event_in,
+  rtems_option     option_set,
+  rtems_interval   ticks,
+  rtems_event_set *event_out
+);
+
+/*
+ *  _Event_Seize
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine determines if the event condition event_in is
+ *  satisfied.  If so or if the no_wait option is enabled in option_set,
+ *  then the procedure returns immediately.  If neither of these
+ *  conditions is true, then the calling task is blocked with an
+ *  optional timeout of ticks clock ticks.
+ */
+
+void _Event_Seize (
+  rtems_event_set  event_in,
+  rtems_option     option_set,
+  rtems_interval   ticks,
+  rtems_event_set *event_out
+);
+
+/*
+ *  _Event_Surrender
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine determines if the event condition of the_thread
+ *  has been satisfied.  If so, it unblocks the_thread.
+ */
+
+void _Event_Surrender (
+  Thread_Control *the_thread
+);
+
+/*
+ *  _Event_Timeout
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine is invoked when a task's event receive request
+ *  has not been satisfied after the specified timeout interval.
+ *  The task represented by ID will be unblocked and its status
+ *  code will be set in it's control block to indicate that a timeout
+ *  has occurred.
+ */
+
+void _Event_Timeout (
+  Objects_Id  id,
+  void       *ignored
+);
+
+/*
+ *  The following defines the synchronization flag used by the
+ *  Event Manager to insure that signals sent to the currently
+ *  executing thread are received properly.
+ */
+
+RTEMS_EXTERN volatile Event_Sync_states _Event_Sync_state;
+
+#include <rtems/rtems/eventmp.h>
+#ifndef __RTEMS_APPLICATION__
+#include <rtems/rtems/event.inl>
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */