File python-3.9.10-lib-fixes.patch of Package mingw64-python3
diff -ur Python-3.9.10.orig/Lib/distutils/ccompiler.py Python-3.9.10/Lib/distutils/ccompiler.py
--- a/Python-3.9.10.orig/Lib/distutils/ccompiler.py 2022-01-13 22:21:23.000000000 +0100
+++ n/Python-3.9.10/Lib/distutils/ccompiler.py 2022-10-25 11:33:59.300883369 +0200
@@ -930,7 +930,7 @@
# OS name mappings
('posix', 'unix'),
- ('nt', 'msvc'),
+ ('nt', 'unix'),
)