mike@mike-desktop:~$  sudo apt-get --purge remove linux-restricted-modules-$(uname -r)
Password:
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages were automatically installed and are no longer required:
  dia-libs libmysqlclient15-dev democracyplayer-data dia-gnome
  libdbus-glib-1-dev dia-common libboost-python1.33.1
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED:
  linux-386* linux-restricted-modules-2.6.20-15-386*
  linux-restricted-modules-386*
0 upgraded, 0 newly installed, 3 to remove and 0 not upgraded.
Need to get 0B of archives.
After unpacking 43.1MB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 164377 files and directories currently installed.)
Removing linux-386 ...
Removing linux-restricted-modules-386 ...
Removing linux-restricted-modules-2.6.20-15-386 ...
Purging configuration files for linux-restricted-modules-2.6.20-15-386 ...
mike@mike-desktop:~$