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  TIMER_TOTAL

  .  Summary

  timer_total(int <thandle>);

  .  Description

  The timer functions are used to set and keep track of a timer vari-
  able.

  The timer_total function returns the total time (in tenths of a sec-
  ond) since the timer represented by timer handle <thandle> was
  started or restarted.

  .  Return Value

  timer_total returns an integer value representing the elapsed time
  since a timer was started.

  .  Example

  int t;

  t = timer_start(100);    // delay for 10 seconds
  while (!time_up(t))
   ;
  timer_free(t);

  // start a timer and loop forever, printing the elapsed time
  // in tenths of seconds
  t = timer_start(0);
  while (1)
   {
    printn(timer_total(t));
    prints("");
   }