anchor.diff:      conda update -n root anaconda-client -y
   )
   
  -if "%ENVIRONMENT%"== "" (
  -    conda env update statiskit/statiskit-dev
  -    if errorlevel 1 (
  -        echo "Installation of the development environment failed." 
  -        echo "Developer configuration failed."
  -        exit 1
  -    ) else (
  -        echo "Developer configuration succeded."
  -    )
  -) else (
  -    conda env update statiskit/statiskit-dev -n %ENVIRONMENT%
  -    if errorlevel 1 (
  -        echo "Installation of the development environment failed." 
  -        echo "Developer configuration failed."
  -        exit 1
  -    ) else (
  -        echo "Developer configuration succeded."
  -    )
  -)
  +:: if "%ENVIRONMENT%"== "" (
  +::     conda env update statiskit/statiskit-dev
  +::     if errorlevel 1 (
  +::         echo "Installation of the development environment failed." 
  +::         echo "Developer configuration failed."
  +::         exit 1
  +::     ) else (
  +::         echo "Developer configuration succeded."
  +::     )
  +:: ) else (
  +::     conda env update statiskit/statiskit-dev -n %ENVIRONMENT%
  +::     if errorlevel 1 (
  +::         echo "Installation of the development environment failed." 
  +::         echo "Developer configuration failed."
  +::         exit 1
  +::     ) else (
  +::         echo "Developer configuration succeded."
  +::     )
  +:: )
   
   echo OFF
  
positive.code: call user_install.bat
  if errorlevel 1 exit 1
  if "%CLEAN_INSTALL%"=="1" del user_install.bat
  echo ON
  echo !PATH!
  
  python -c "import conda_build" >nul 2>nul
  if errorlevel 1 (
  
negative.code: echo OFF
  
  where curl
  