pub unsafe extern "C" fn Dart_NewExternalTypedData(
type_: Dart_TypedData_Type,
data: *mut c_void,
length: isize,
) -> Dart_Handlepub unsafe extern "C" fn Dart_NewExternalTypedData(
type_: Dart_TypedData_Type,
data: *mut c_void,
length: isize,
) -> Dart_Handle