On 3.11.2006, at 12.17, jaysen@emtjaysen.net wrote:

Nov 2 23:03:18 liberty dovecot: auth(default): Unknown passdb
driver 'pam' (typo, or Dovecot was built without support for it ? Check with dovecot --build-options) .. ./configure make sudo make install

You most likely don't have libpam-devel or similar package installed,
so PAM support wasn't compiled in.