pip install m2crypto安装报错：opensslconf.h Error: CPP #error This openssl-devel package does not work your architecture
centos 7下，安装shadowsocks，提示需要m2crypto依赖包，M2Crypto is required to use aes-256-cfb, please run `apt-get install python-m2crypto`
通过pip安装之，但提示错误消息如下
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