参考:https://docs.python.org/zh-cn/3.10/distutils/configfile.html
https://www.pythonf.cn/read/168890
编译 M2Crypto时遇到 openssl 头文件找不到,可以用setup.py 的build_ext模式,将额外参数传递给swig(或gcc)
python setup.py build_ext -I/d/soft/msys64/mingw64/include –openssl /d/openssl -cmingw32