*/
int udb_query_check_version (udb_query_t *q, unsigned int version);
-int udb_query_prepare_result (const udb_query_t const *q,
+int udb_query_prepare_result (udb_query_t const *q,
udb_query_preparation_area_t *prep_area,
const char *host, const char *plugin, const char *db_name,
char **column_names, size_t column_num, cdtime_t interval);
-int udb_query_handle_result (const udb_query_t const *q,
+int udb_query_handle_result (udb_query_t const *q,
udb_query_preparation_area_t *prep_area, char **column_values);
-void udb_query_finish_result (const udb_query_t const *q,
+void udb_query_finish_result (udb_query_t const *q,
udb_query_preparation_area_t *prep_area);
udb_query_preparation_area_t *