anchor.diff:      ECHO        - start the client.
       ECHO        - start the relay server.
       ECHO      You'll have to stop the client and the server manually.
  -    ECHO.         
  +    ECHO.
       ECHO  %~nx0 start [serial] [DNS[,DNS2,...]]
       ECHO      Start a client on the Android device and exit.
       ECHO      If several devices are connected via adb, then serial must be
  
positive.code:     ECHO      Uninstall the client from the Android device and exit.
      ECHO      If several devices are connected via adb, then serial must be
      ECHO      specified.
      ECHO.         
      ECHO  %~nx0 reinstall [serial]
      ECHO      Uninstall then install.
      ECHO.
  
negative.code: )
  IF NOT "%3"=="" (
      FOR /f " tokens=1*" %%a IN ("%dns%") DO (
          IF "%%a"=="-d" ( SET dns=%%b )
      )
  )
  CALL :do_%1 || CALL :do_help
  GOTO :eof
  
  :do_help
  