$ sudo apt-get build-dep emacs24
$ wget http://mirror.jre655.com/GNU/emacs/emacs-23.4.tar.gz
$ tar zxf emacs-24.3.tar.gz
$ cd emacs-24.3
$ ./configure
$ make bootstrap
$ sudo make install
$ emacs --version
GNU Emacs 24.3.1
Copyright (C) 2013 Free Software Foundation, Inc.
GNU Emacs comes with ABSOLUTELY NO WARRANTY.
You may redistribute copies of Emacs
under the terms of the GNU General Public License.
For more information about these matters, see the file named COPYING.
$ which emacs
/usr/local/bin/emacs
