*<code>python-m2crypto</code>.
These packages can be installed with the following command:
<code>sudo apt-get install gawk wget git-core diffstat unzip texinfo gcc-multilib build-essential chrpath socat libsdl1.2-dev xterm</code>.
It is also recommended to switch the system shell from Ubuntu's standard dash to more universal bash: <code>:~$ sudo dpkg-reconfigure dash</code>
==Initializing the build environment==
In the BELK, we have simplified the Yocto initialization phase, relying on the <code>repo</code> tool and on a BORA BSP git repository, so that the initialization can be completed with a few commands as reported below: