anchor.diff:  
     final Request request;
   
  -  int get requestId => request.requestId;
  +  final ReceivePort _stdout;
  +
  +  SendPort get stdout => _stdout.sendPort;
  +
  +  final ReceivePort _stderr;
  +
  +  SendPort get stderr => _stderr.sendPort;
   
     ProtocolStatus protocolStatus = ProtocolStatus.REQUEST_COMPLETE;
  +
     int appStatus = 0;
     final List<String> _header = new List();
     bool _headerSent = false;
  
positive.code:       onDone(this);
      }, cancelOnError: false);
    }
  
    @override
    void add(event) {
      _output.add(event);
    }
  
    @override
    void addError(errorEvent, [StackTrace stackTrace]) {
      _output.addError(errorEvent, stackTrace);
    }
  
    @override
    Future addStream(Stream stream) => _output.addStream(stream);
  
  
    @override
    Future get done => _output.done;
  }
  
negative.code: library dart_fpm.fcgi.requests.response;
  
  import 'dart:async';
  import 'dart:io';
  import 'dart:isolate';
  
  import 'package:dart_fpm/src/fcgi/fcgi.dart';
  
  