#include "postgres.h"
#include "access/gist.h"
#include "access/itup.h"
#include "access/nbtree.h"

/* indexed types */

enum gbtree_type
{
 gbt_t_var  ,
 gbt_t_int2 ,
 gbt_t_int4 ,
 gbt_t_int8 ,
 gbt_t_float4 ,
 gbt_t_float8 ,
 gbt_t_numeric,
 gbt_t_ts,
 gbt_t_cash,
 gbt_t_oid,
 gbt_t_time,
 gbt_t_date,
 gbt_t_intv,
 gbt_t_macad,
 gbt_t_text,
 gbt_t_bpchar,
 gbt_t_bytea,
 gbt_t_bit,
 gbt_t_inet
};



/*
 * Generic btree functions
 */

Datum                 gbtreekey_in (PG_FUNCTION_ARGS);

Datum                 gbtreekey_out(PG_FUNCTION_ARGS);
