anchor.diff:    static const int _ENXIO = 6;
     static const int _ENOTTY = 25;
     static const int _ENETRESET = 102;
  -  static const int _ERROR_INVALID_PARAMETER = 87;
     static const int _INVALID_HANDLE = 6;
   
     /// Setting the line mode can throw for some terminals (with "Operation not
  
positive.code:     //     we should check beforehand if stdin is connected to a terminal or not
      //     (requires https://github.com/dart-lang/sdk/issues/29083 to be resolved).
      try {
        stdin.lineMode = !value;
      } on StdinException catch (error) {
        if (!_lineModeIgnorableErrors.contains(error.osError?.errorCode))
          rethrow;
  
negative.code:     _ENXIO,
      _ENOTTY,
      _ENETRESET,
      _INVALID_HANDLE,
    ];
  
  