+/**
+ \fn int zebra_scan(ZebraHandle zh, ODR stream,
+ Z_AttributesPlusTerm *zapt, oid_value attributeset,
+ int *position, int *num_entries, ZebraScanEntry **list, int *is_partial)
+ \brief performs Scan (Z39.50 style)
+ \param zh session handle
+ \param stream ODR handle for result
+ \param zapt Attribute plus Term (start term)
+ \param attributeset Attributeset for Attribute plus Term
+ \param position input/output position
+ \param num_entries number of terms requested / returned
+ \param list list of resulting terms (ODR allocated)
+ \param is_partial upon return 1=partial, 0=complete
+*/