AuEvent - event union

       Events are the principal mechanism for the server to communicate with a client application.

type      Specifies   the   event   type.    Currently,   the   following   event   types   are  defined:
                 AuEventTypeElementNotify, AuEventTypeGrabNotify, or AuEventTypeMonitorNotify.

       auany     Specifies a generic event structure containing members common to all event types.

       auelementnotify
                 Sent to client applications to notify them of a watermark condition or a state change.

       aumonitornotify
                 Sent to client applications to notify them of monitor data.

       augrabnotify
                 Not Implemented.

       auerror   Sent to client applications to notify them of non-fatal  errors  encountered  while  processing
                 requests.

AuEvent - event union

       audiolib - NetworkAudioSystem C Language Interface

audiolib - events                                     1.9.4                                           AuEvent(3)

       #include <audio/audiolib.h>

       typedef union _AuEvent
       {
           int type;
           AuAnyEventauany;
           AuElementNotifyEventauelementnotify;
           AuMonitorNotifyEventaumonitornotify;
           AuGrabNotifyEventaugrabnotify;
           AuErrorEventauerror;
       }AuEvent;