tce-load -i compiletc cmake 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 -LAH -DCMAKE_C_FLAGS_RELEASE="-flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" -DCMAKE_INSTALL_PREFIX=/usr/local -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=release -DCMAKE_VERBOSE_MAKEFILE=TRUE ../

make
sudo make install