curl -ROL -C - http://downloads.sourceforge.net/project/maxima/Maxima-source/5.22.1-source/maxima-5.22.1.tar.gz
tar xvzf maxima-5.22.1.tar.gz maxima-5.22.1/interfaces/emacs/imaxima/breqn097a
mv maxima-5.22.1/interfaces/emacs/imaxima/breqn097a .