[cvs-nhc98] patch applied (hat): hat-stack now works with the new file format.

[Malcolm Wallace]

Thu Apr 18 08:09:02 PDT 2002  malcolm
  * hat-stack now works with the new file format.
  In artutils.c, the getResult() routine now follows the result
  pointer chain to the end.  Also, readTraceAt() now correctly gets
  the result of every subexpression in an application.

    M ./src/hattools/artutils.c -90 +152
    M ./src/hattools/hat-stack.c -2 +6