#include <time.h>
#include <dos/dos.h>

clock_t clock(void)
{ struct DateStamp ds2;
  DateStamp(&ds2);
  return (((ds2.ds_Days)*(24*60)+
           ds2.ds_Minute)*(60*TICKS_PER_SECOND)+
          ds2.ds_Tick)*CLOCKS_PER_SEC/TICKS_PER_SECOND;
}