T> 
<DD> 
list up all allocated heap chunks. Not useful for other than the implementor.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="22071"></A>
<B>sys:object-size</B> <EM>obj </EM>[function]

<DL COMPACT>
<DT> 
<DD> 
counts the number of cells and words accessible from <EM>obj</EM>.
All the objects reference-able from obj are traversed,
and a list of three numbers is returned:
the number of cells, 
the number of words logically allocated to these objects
(i.e. accessible from users),
and the number of words
physic