DatumGetTboxP ensure_same_dimensionality_tbox PG_GETARG_TBOX_P PG_RETURN_TBOX_P set_tbox span_tbox tbox_floatspan tbox_intspan tbox_tstzspan TboxPGetDatum

PG_GETARG_TBOX_P #define PG_GETARG_TBOX_P (   n )    DatumGetTboxP(PG_GETARG_DATUM(n))