Key</CODE>
.</DD>
<DT>
<CODE>
handlerData</DT><DD>
</CODE>
A pointer to a buffer passed through by <CODE>
ObjVarScanData()</CODE>
. This buffer may be used for passing additional data to the handlers.</DD>
</DL>
<P CLASS="refField"><STRONG>
Structures:</STRONG>	The <CODE>
VarDataCHandler</CODE>
 structure contains two elements:</P>
<PRE>typedef struct {
    word		VDCH_dataType;
    void	_pascal 	(*VDCH_handler) (
			MemHandle		mh,
			ChunkHandle		chnk,
			VarDataEntry		* extraData,
			word		dataType
			void