What operating system are you running?
Did you build imap-2004a yourself? Is there any possibility that it could have been built with IPv6 support ("IP=6" in the make command line) but run on an IPv4 only system?
Have you tried imap-2004b? This is currently available in development snapshots:
ftp://ftp.cac.washington.edu/mail/imap-2004b.DEV.tar.Z
-- Mark --
http://staff.washington.edu/mrc Science does not emerge from voting, party politics, or public debate. Si vis pacem, para bellum.
