wget -c http://downloads.sourceforge.net/project/mpg123/mpg123/1.23.0/mpg123-1.23.0.tar.bz2
tar -xjf mpg123-1.23.0.tar.bz2
cd mpg123-1.23.0
mkdir -p builddir
cd builddir
../configure --prefix="/usr"
make # Doesn't mind -j#
make install