[cvs-nhc98] patch applied (hat): Fix incorrect (cyclic) display of (non-cyclic) partial structures,

[Malcolm Wallace]

Fri May  3 03:18:58 PDT 2002  malcolm
  * Fix incorrect (cyclic) display of (non-cyclic) partial structures,
  typically lists.  If the unevaluated part of the structure is an
  ExpForward pointer to a Hidden, then we should stop at the next Hidden,
  not clear the Hidden-detection flag.

    M ./src/hattools/artutils.c +2