Release Notes: A NUL byte insertion bug in the IMAP client, which occurred when the last line of the input had no LF and no CRLF termination, was fixed.
Release Notes: The --netsec/-T options were removed. The --smtphost is now always "localhost". fetchmail now uses automake. Internationalization now requires gettext 0.14 to be installed separately. More than 140 user-visible changes were made, most of them bugfixes. Some documentation and translation updates were made to improve stability and protocol conformance, to improve bounce and warning messages, and to improve portability.
Release Notes: Fixes for an incredibly aggravating bug that caused dataloss risks if 4xx errors were returned by the MTA and other minor bugs.