+ int rrd_fetch_fn (const char *filename,
+ enum cf_en cf_idx,
+ time_t *start,
+ time_t *end,
+ unsigned long *step,
+ unsigned long *ds_cnt,
+ char ***ds_namv,
+ rrd_value_t **data);
+
+
+#ifdef HAVE_LIBDBI
+int rrd_fetch_fn_libdbi(const char *filename, enum cf_en cf_idx,
+ time_t *start,time_t *end,
+ unsigned long *step,
+ unsigned long *ds_cnt,
+ char ***ds_namv,
+ rrd_value_t **data);
+#endif