Damn you, Ubuntu…
- ‘php-pear’ is secretly an alias for ‘php5-pear’ which, to quote Darth Vader: DO NOT WANT!
especially since this will remove your entire php4 install - your install scripts in apt-get (and dpkg, I assume) expect an ‘exec’-able /tmp. FOOLS!
real men mount /tmp ‘noexec,nosuid’