ock and returns DSDE_EXCEEDS_BUFFER_SIZE. Returns a <CODE>
DataStoreDataError</CODE>
 value (DSDE_NO_ERROR if successful).</P>
<P>
If referencing field by name, pass &quot;0&quot; in <EM>
fieldID</EM>
; if referencing field by <CODE>
FieldID</CODE>
, pass NULL in <EM>
fieldNamePtr</EM>
.</P>
<P CLASS="refField"><STRONG>
Warnings:</STRONG>	If the passed field is not present, writes &quot;0&quot; to <EM>
blockSizePtr</EM>
 and returns DSDE_NO_ERROR.</P>
<P CLASS="refField"><STRONG>
Include:</STRONG>	<STRONG C