Não consigo instalar o linux source 3.5.0, dá a seguinte mensagem:
sudo apt-get install linux-source-3.5.0 kernel-package libncurses5-dev fakeroot
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package kernel-package is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Unable to locate package linux-source-3.5.0
E: Couldn't find any package by regex 'linux-source-3.5.0'
E: Package 'kernel-package' has no installation candidate