If you are using the source from git you need to generate the patches
using gitpgk:

$  git config gitpkg.deb-export-hook /usr/share/gitpkg/hooks/quilt-patches-deb-export-hook
$  gitpkg master

 -- Rémi Vanicat <vanicat@debian.org>, Fri, 13 Apr 2012 22:27:52 +0200
