{
{   This procedure calculates a new total for the SRU accumulator.
{
{      AVP$CALCULATE_SRUS (JOB_STATISTICS, SRU_LIMIT, ACCUMULATED_SRUS,
{        CALCULATION_INTERVAL, STATUS);
{
{ JOB_STATISTICS: (input) Record containing CP time and page fault information
{        about the job.
{
{ SRU_LIMIT: (input) A copy of the SRU limit information
{
{ ACCUMULATED_SRUS: (output) New value for the SRU accumulator (in micro SRUs).
{
{ CALCULATION_INTERVAL: (output) Maximum number of CP seconds that can elapse
{        before CP time and SRU are updated again.
{
{ STATUS: (output) Variable in which the completion status is returned.
{
{         CONDITIONS: None.
