anchor.diff:  echo following parameters are passed as login shell command parameters.
   echo.
   exit /b 0
  +
  +:removequotes
  +FOR /F "delims=" %%A IN ('echo %%%1%%') DO set %1=%%~A
  +GOTO :eof
  +
  +:substituteparens
  +SETLOCAL
  +FOR /F "delims=" %%A IN ('echo %%%1%%') DO (
  +    set value=%%A
  +    set value=!value:^(=x!
  +    set value=!value:^)=x!
  +)
  +ENDLOCAL & set %1=%value%
  +GOTO :eof
  
positive.code:   exit /b 1
  )
  if not defined MSYS2_NOSTART (
    start "%CONTITLE%" "%ComEmuCommand%" /Here /Icon "%WD%..\..\msys2.ico" /cmd "%WD%\%LOGINSHELL%" --login %SHELL_ARGS%
  ) else (
    "%ComEmuCommand%" /Here /Icon "%WD%..\..\msys2.ico" /cmd "%WD%\%LOGINSHELL%" --login %SHELL_ARGS%
  )
  exit /b %ERRORLEVEL%
  
  :startsh
  set MSYSCON=
  if not defined MSYS2_NOSTART (
    start "%CONTITLE%" "%WD%\%LOGINSHELL%" --login %SHELL_ARGS%
  ) else (
    "%WD%\%LOGINSHELL%" --login %SHELL_ARGS%
  )
  exit /b %ERRORLEVEL%
  
  
negative.code: @echo off
  setlocal EnableDelayedExpansion
  
  set "WD=%__CD__%"
  if NOT EXIST "%WD%msys-2.0.dll" set "WD=%~dp0usr\bin\"
  set "LOGINSHELL=bash"
  set /a msys2_shiftCounter=0
  
  rem To activate windows native symlinks uncomment next line
  rem set MSYS=winsymlinks:nativestrict
  