==== Install the build tools ====
<code>
aptitude install build-essential devscripts  debhelper dh-make diff patch quilt gnupg fakeroot lintian pbuilder piuparts
</code>

==== Specific build dependencies ====
<code>
aptitude install flex bison libssl-dev
</code>

==== Get it ====
<code>
cvs -d anoncvs@anoncvs.fr.FreeBSD.org:/home/ncvs co -r RELENG_8_1_0_RELEASE src/contrib/csup
</code>

==== Build it ====
* Copy the csup code into a pristine work place
<code>
mkdir $HOME/packaging/
cp -r src/contrib/csup $HOME/packaging/csup-8.1.0
</code>

* Tell the world who you are
<code>
export DEBFULLNAME="Emmanuel Kasper"
export DEBEMAIL="random_joe@libera.cc"
</code>

* Create initial debian/rules files
<code>
cd $HOME/debian/csup-8.1.0
dh_make -s --createorig
</code>

==== Test your csup package ====
 
  * Create your supfile for  last FreeBSD stable release ( Directories mentionned in the supfile must pre-exist )
<code>
cat > supfile << EOF 
*default tag=RELENG_8_1_0_RELEASE
*default host=cvsup1.fr.FreeBSD.org
*default release=cvs delete use-rel-suffix compress
*default prefix=/tmp/freebsd
*default base=/tmp/freebsd/db-sup/
src-contrib
EOF
</code>

  * Run it
<code>
csup -L2 supfile
</code>