#include "utils/rel.h"
-extern Datum bt_metap(PG_FUNCTION_ARGS);
-extern Datum bt_page_items(PG_FUNCTION_ARGS);
-extern Datum bt_page_stats(PG_FUNCTION_ARGS);
-
PG_FUNCTION_INFO_V1(bt_metap);
PG_FUNCTION_INFO_V1(bt_page_items);
PG_FUNCTION_INFO_V1(bt_page_stats);