tce-load -i compiletc openssl-dev readline-dev

wget http://www.dest-unreach.org/socat/download/socat-1.7.3.4.tar.gz

cd socat-1.7.3.4

CC="gcc -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --localstatedir=/var

make [0m 49.80s]
sudo make install