libcrypto.so.10 not found

问题说明：
执行bitcoind时报错：
./bitcoind: /lib/x86_64-linux-gnu/libcrypto.so.10: version `libcrypto.so.10' not found (required by ./bitcoind)

需要安装
wget https://www.openssl.org/source/old/1.0.1/openssl-1.0.1e.tar.gz
tar -zxvf openssl-1.0.1e.tar.gz
cd openssl-1.0.1e/
./config shared zlib-dynamic
make

cp /usr/lib64/libcrypto.so.1.0.0 .
rm libcrypto.so.10
ln -s libcrypto.so.1.0.0    libcrypto.so.10



部分参看：https://blog.csdn.net/uniom/article/details/54092570