tce-load -i openssl-dev

cd libssh-0.7.3

https://red.libssh.org/attachments/download/195/libssh-0.7.3.tar.xz

mkdir build
cd build

cmake -DCMAKE_C_FLAGS="-mtune=generic -Os -pipe" -DCMAKE_CXX_FLAGS="-mtune=generic -Os -pipe" -DCMAKE_INSTALL_PREFIX=/usr/local -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=release ../

make
sudo make install