[2|user@Nokia-N900|~]sudo apt-get remove rootsh
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages will be REMOVED:
  rootsh
0 upgraded, 0 newly installed, 1 to remove and 22 not upgraded.
After this operation, 32,8kB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 30527 files and directories currently installed.)
Removing rootsh ...
[2|user@Nokia-N900|~]sudo -s
bash-3.2# id
uid=0(root) gid=0(root)
bash-3.2# exit
[2|user@Nokia-N900|~]