+/**
+ * meta_query makes a query, checks number of hits, and for
+ * checks that the all records in result set has the proper identifiers (ids)
+ */
+void meta_query(int lineno, ZebraHandle zh, char *query, int exphits,
+ zint *ids);
+
+/**
+ * if filter given by name does not exist, exit nicely but warn in log
+ */
+void check_filter(ZebraService zs, const char *name);