make && make install
configure: error: The pkg-config script could not be found or is too old. Make sure it
is in your PATH or set the PKG_CONFIG environment variable to the full
path to pkg-config.
sudo apt-get install pkg-config
checking for EXPAT… configure: error: Package requirements (expat) were not met:
No package ‘expat’ found
sudo apt-get install libexpat1-dev