y of the data to which the tree refers.
<A NAME="fprint_avltree_mem"></A><HR><PRE><B>void fprint_avltree_mem(FILE *fp, BOOL heading);
</B></PRE>This routine prints (to FILE *fp) memory usage statistics for data types
associated with the avltree package.
The Boolean argument heading tells whether to print a heading on the table.
<A NAME="p_avl"></A><HR><PRE><B>void p_avl(Avl_node p, int level);
</B></PRE>Print an AVL tree to stdout.  The pointers to the items
are printed as integers.
<A NAME="p_avltree_mem">