anchor.diff:  
   cd %_VERIFICATION_DIR%
   
  -CALL :verify_wheel 3.6 %1 %2
  +CALL :verify_wheel 3.6 %1 %2 m
   if errorlevel 1 GOTO error
   
  -CALL :verify_wheel 3.7 %1 %2
  +CALL :verify_wheel 3.7 %1 %2 m
   if errorlevel 1 GOTO error
   
   CALL :verify_wheel 3.8 %1 %2
  
positive.code:     || EXIT /B 1
  call activate %CONDA_ENV_PATH%
  
  set WHEEL_FILENAME=pyarrow-%ARROW_VERSION%-cp%PY_VERSION_NO_PERIOD%-cp%PY_VERSION_NO_PERIOD%m-win_amd64.whl
  
  @rem Requires GNU Wget for Windows
  wget --no-check-certificate -O %WHEEL_FILENAME% https://bintray.com/apache/arrow/download_file?file_path=python-rc%%2F%ARROW_VERSION%-rc%RC_NUMBER%%%2F%WHEEL_FILENAME% || EXIT /B 1
  
negative.code: set PY_VERSION=%1
  set ARROW_VERSION=%2
  set RC_NUMBER=%3
  set ABI_TAG=%4
  set PY_VERSION_NO_PERIOD=%PY_VERSION:.=%
  
  set CONDA_ENV_PATH=%_VERIFICATION_DIR%\_verify-wheel-%PY_VERSION%
  