21#include "utils/fmgrprotos.h"
#define PG_RETURN_FLOAT8(x)
Datum areasel(PG_FUNCTION_ARGS)
Datum positionsel(PG_FUNCTION_ARGS)
Datum positionjoinsel(PG_FUNCTION_ARGS)
Datum contsel(PG_FUNCTION_ARGS)
Datum contjoinsel(PG_FUNCTION_ARGS)
Datum areajoinsel(PG_FUNCTION_ARGS)