If you're using linux just do a (you must have QT 2.2 or later, installed with $QTDIR pointing at the right path, se www.trolltech.com for more information about QT)

make
make install

If you're using another operatingsystem you probably need tmake (you find it att www.trolltech.com).
After you have set up tmake properly just do a:

touch eonslp.pro
make
make install