ptr, but instead a destination path defined by a <CODE>
TravelOption</CODE>
. The message for a generic object with a destination class travels down the generic tree along the path specified in the <CODE>
TravelOption</CODE>
 until it encounters an object class of type <CODE>
ATTR_GEN_DESTINATION_CLASS</CODE>
; at that point, the message will be handled.</P>
<P>
ATTR_GEN_DESTINATION_CLASS takes an argument of type <CODE>
DestinationClassArgs</CODE>
. This type contains a pointer to a <CODE>
ClassStruct</COD