+void print_rec_keys(ZebraHandle zh, zebra_rec_keys_t reckeys);
+
+ZEBRA_RES zebra_snippets_rec_keys(ZebraHandle zh, zebra_rec_keys_t reckeys,
+ zebra_snippets *snippets);
+ZEBRA_RES zebra_snippets_hit_vector(ZebraHandle zh, const char *setname,
+ zint sysno, zebra_snippets *snippets);