Appends an event message to the system security audit log file or
    sends an alarm to a security operator terminal.

    Format

      SYS$AUDIT_EVENT  [efn] ,[flags] ,itmlst ,[audsts] ,[astadr]

                       ,[astprm]

    C Prototype

      int sys$audit_event  (unsigned int efn, unsigned int flags,

                           void *itmlst, unsigned int *audsts, void

                           (*astadr)(__unknown_params), int astprm);