s that are ancestors of Topform c,
including clause c.  The result is sorted (increasing) by ID.
If any of the ancestors are compressed, they are uncompressed
(in place) and left uncompressed.
<A NAME="get_instancejust"></A><HR><PRE><B>Instancejust get_instancejust(void);
</B></PRE><A NAME="get_just"></A><HR><PRE><B>Just get_just(void);
</B></PRE><A NAME="get_parajust"></A><HR><PRE><B>Parajust get_parajust(void);
</B></PRE><A NAME="get_parents"></A><HR><PRE><B>Ilist get_parents(Just just, BOOL all);
</B></P