Function            pause - wait for a time or until a keypress

  Syntax              int pause(int wait);

  Prototype in        timehk.h

  Remarks             waits for a time, or until a key is pressed.
                      Similiar to delay(), but can be aborted by a
                      keypress. wait is given in 1/100s of a second

  Return value        returns zero if the time elapsed, otherwise the
                      scan code of the key pressed.