print a message for jobs that disappear between reading the queue
and printing the queue

add "ext" argument to lockfile so you can accurately tell what file
is being locked in logging/error messages

add restrictqrun privacy option

fix screwed up error message returns in some situations

fix obscure lost mail problem if fcntl locking used (ugh)

fix obscure race condition

don't delete apparently bogus queue files so eagerly

don't call newstr() macro with arguments with subroutine calls, since
it double-evaluates

try to recover more gracefully from existing tf file condition

signal and file locking portability changes

SGI IRIX & ANSI C portability

don't announce qf name to srvrsmtp-generated queue runs; don't create
a bogus q_alias on queue runs (this causes error messages to act differently
between regular and queue runs).

fix problem leaving incoming SMTP connection in FIN_WAIT_2 for
extended periods

many fixes. primarily fix for seteuid problem in 8.2; also,
Solaris compatibility fixes; timed out messages problems; messages
silently discarded if checkcompat returned EX_TEMPFAIL

huge number of changes for 8.2, including IRIX & Solaris portability;
improved error checking; fix -m flag and add -O flag in maps; fix long
DNS timeouts; relax safefile restrictions; add -X command

huge number of changes for 8.2, including IRIX & Solaris portability;
improved error checking; fix -m flag and add -O flag in maps; fix long
DNS timeouts; relax safefile restrictions; add -X command line flag; etc.

show more ...

4.4BSD snapshot (revision 8.1); add 1993 to copyright

really truly deliver server smtp messages in background

fsync queue files

change alias initialization to general map initialization

prototype functions

AIX compatibility changes; clean up map initialization functions

update for MIME encapsulated error messages

ANSI fixes

clean up extra "C" line in qf file; first cut at new alias scheme

minor tweaking of syslog levels & compile fixes for SunOS & Ultrix