Function GDALRATValuesIOAsWKBGeometry 

pub unsafe extern "C" fn GDALRATValuesIOAsWKBGeometry(
    hRAT: GDALRasterAttributeTableH,
    eRWFlag: Type,
    iField: c_int,
    iStartRow: c_int,
    iLength: c_int,
    ppabyWKB: *mut *mut GByte,
    pnWKBSize: *mut usize,
) -> Type