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							- diff -Naur Python-3.8.0-orig/Include/fileobject.h Python-3.8.0/Include/fileobject.h
 - --- Python-3.8.0-orig/Include/fileobject.h	2019-10-14 16:34:47.000000000 +0300
 - +++ Python-3.8.0/Include/fileobject.h	2019-10-22 10:05:02.627968300 +0300
 - @@ -23,7 +23,7 @@
 -  PyAPI_DATA(int) Py_HasFileSystemDefaultEncoding;
 -  
 -  /* A routine to check if a file descriptor can be select()-ed. */
 - -#ifdef _MSC_VER
 - +#ifdef MS_WINDOWS
 -      /* On Windows, any socket fd can be select()-ed, no matter how high */
 -      #define _PyIsSelectable_fd(FD) (1)
 -  #else
 
 
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