{
{  TYPE
{    TMT$RB_UPDATE_XP_REGISTER = RECORD
{      REQCODE,
{      STATUS,
{      CASE REGISTER_ID OF
{        = OSC$PR_PROCESS_INTERVAL_TIMER =
{          PIT_VALUE,
{      CASEND,
{    RECEND;
{
{  REQCODE: (input) The value of this parameter is syc$rc_update_xp_register.
{
{  STATUS: (output) This specifies the standard monitor status.
{
{  REGISTER_ID: (input) This parameter specifies the register to update.
{
{  PIT_VALUE: (input) This parameter specifies the new PIT value if the
{      value of REGISTER_ID was OSC$PR_PROCESS_INTERVAL_TIMER.
{
