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							- diff --git a/setup.py b/setup.py
 - index a80e6b2..3a7a2e7 100644
 - --- a/setup.py
 - +++ b/setup.py
 - @@ -51,7 +51,7 @@ if sys.platform == "win32" and "MSYSTEM" in os.environ:
 -  
 -  CROSS_COMPILING = ("_PYTHON_HOST_PLATFORM" in os.environ)
 -  HOST_PLATFORM = get_platform()
 - -MS_WINDOWS = (HOST_PLATFORM == 'win32')
 - +MS_WINDOWS = (HOST_PLATFORM in ('mingw', 'win32'))
 -  CYGWIN = (HOST_PLATFORM == 'cygwin')
 -  MACOS = (HOST_PLATFORM == 'darwin')
 -  AIX = (HOST_PLATFORM.startswith('aix'))
 
 
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