Arguments

 

event-id

   OpenVMS usage identifier
   type          longword (unsigned)
   access        read only
   mechanism     by reference
   Identifier of the specified event. The event-id argument is the
   address of an unsigned longword containing the identifier.

   Event-id is returned by PPL$CREATE_EVENT.
 

occurred

   OpenVMS usage longword_unsigned
   type          longword (unsigned)
   access        write only
   mechanism     by reference
   Receives the state of the specified event. The occurred argument
   is the address of an unsigned longword that receives the event
   state. This argument returns a value of true if the current state
   of the event is occurred, and returns false if the current state
   of the event is not_occurred.