+void zebraExplain_flush (ZebraExplainInfo zei, void *updateHandle);
+
+int zebraExplain_lookup_ord (ZebraExplainInfo zei, int ord,
+ int *index_type, const char **db,
+ int *set, int *use, const char **string_index);
+
+int zebraExplain_ord_adjust_occurrences(ZebraExplainInfo zei, int ord,
+ int term_delta, int doc_delta);
+
+int zebraExplain_ord_get_occurrences(ZebraExplainInfo zei, int ord,
+ zint *term_occurrences,
+ zint *doc_occurrences);
+
+int zebraExplain_trav_ord(ZebraExplainInfo zei, void *handle,
+ int (*f)(void *handle, int ord));
+
+int zebraExplain_get_database_ord(ZebraExplainInfo zei);
+int zebraExplain_removeDatabase(ZebraExplainInfo zei, void *updateHandle);