void cflttst(x,y)
  double far *x, *y;
{
  printf(">  Beginning of cflttst.\n");
  printf(">    Values passed from msctest:\n");
  printf(">      x (1.23456) = %g\n", *x);
  printf(">      y (9.87654) = %g\n", *y);

  *x = 8.76543;
  *y = 2.34567;

  printf(">  End of cflttst.\n");
}