4.4BSD snapshot (revision 8.1)

fix serious security bug allowing any user to read any file on
the system regardless of permissions or ownership; fix problem causing
subroutines returning $# triples to continue to evaluate (causes

fix serious security bug allowing any user to read any file on
the system regardless of permissions or ownership; fix problem causing
subroutines returning $# triples to continue to evaluate (causes loops)

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set the version to 8.1B -- 8.1 for 4.4BSD, plus parseaddr.c fix

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

behave properly even with bogus input; lint-style fixes

don't send 050 after QUIT 250 response; don't send messages that have
errors on input (such as unbalanced parens) in SMTP; ignore Errors-To: unless
'l' option set; REALLY deliver SMTP messages in bac

don't send 050 after QUIT 250 response; don't send messages that have
errors on input (such as unbalanced parens) in SMTP; ignore Errors-To: unless
'l' option set; REALLY deliver SMTP messages in background; don't send
warning messages in response to warning messages

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clean up prototypes; additional logging; pessmize on database locking;
check .pag mod time instead of .dir; fsync queue; portability & debugging

fix recursive syserr; lock NEWDB files during gets; fix host map
overwrites alias conflict; defer opening of map files; some Solaris 2.1
updates (although it still doesn't work)

Be sure to append dots on canonified host names; Fix improper
pointer dereference in HELO response; fix core dump in map_rewrite debugging

merge alias database with maps, expanding and changing interface;
announce mailer/host/user triple on -bv flag; don't send unsolicited
multiline HELO replies -- it breaks Pony Express; AIX portabilit

merge alias database with maps, expanding and changing interface;
announce mailer/host/user triple on -bv flag; don't send unsolicited
multiline HELO replies -- it breaks Pony Express; AIX portability changes

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fix nasty bug that causes core dumps on fallback MXes

fix SMTP display bug; allow SMTP greeting failure to go to next MX
host; tweak MIME headers; fix problem causing buffer overruns in map
lookups; fix split header/envelope rewriting rule parsing; disa

fix SMTP display bug; allow SMTP greeting failure to go to next MX
host; tweak MIME headers; fix problem causing buffer overruns in map
lookups; fix split header/envelope rewriting rule parsing; disable VERB
if PRIV_NOEXPN set

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major rewrite of alias module; cache name server canonification
results; O8 => O7; add Oj (MIME format messages); fully qualify EXPN output;
many minor tweaks

fix Postmaster alias in fallback mail return; fix flock problem for
/dev/null; add "b" and "g" mailer flags; don't change case on header field
names; improved error message reporting for queue condit

fix Postmaster alias in fallback mail return; fix flock problem for
/dev/null; add "b" and "g" mailer flags; don't change case on header field
names; improved error message reporting for queue conditions; HPUX tweaking;
misc fixes

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adjust ctladdr on Q runs; fix lost CNAME problem; getmxrr match
against $=w instead of $j; "a" mailer flag + ESMTP enhancements; extend
"b" option to include max message size; NeXT & HPUX compat chan

adjust ctladdr on Q runs; fix lost CNAME problem; getmxrr match
against $=w instead of $j; "a" mailer flag + ESMTP enhancements; extend
"b" option to include max message size; NeXT & HPUX compat changes; up
default buffer sizes; fix backslash scanning problem; misc cleanup

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properly handle \! hack; improve error message printing; XLA
extensions; additional hooks for tempfail detection

IPC mailers can take a colon-separated list of addresses; change map
functions to return an exit status (& do limited tempfailing); don't
dequote strings with spaces; accept BODY=8BITMIME; print fail

IPC mailers can take a colon-separated list of addresses; change map
functions to return an exit status (& do limited tempfailing); don't
dequote strings with spaces; accept BODY=8BITMIME; print failed addresses
in return messages; tweak DNS timeouts; many minor bug fixes

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fix major bug in reply() that trashes all error messages; add
IDA-style $&x handling; don't lose $s value in srvrsmtp; random POSIX
compatibility and similar cleanups

D= mailer flag for directory path; RFC 1413 (IDENT) protocol support;
check for loopbacks in user instead of srvr SMTP

fixes to properly compute priority, nrcpts, etc. on requeued delivery

diagnose incorrect privacy flags; quote backslashes in _phrase_;
some FallBackMX fixes; don't ignore rest of queue if one job is locked;
always respond "quickly" to RCPT; accept email for mailing lis

diagnose incorrect privacy flags; quote backslashes in _phrase_;
some FallBackMX fixes; don't ignore rest of queue if one job is locked;
always respond "quickly" to RCPT; accept email for mailing lists with
errors on the list

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fix incorrect infinite loop diagnosis & improve diagnostics; fix
bogus CurHostAddr printing; don't warn about -f if setting sender to
yourself; "probe" SMTP connections using RSET instead of NOOP

fix endmailer call botch; diagnose RCPT before MAIL; change Op
default to 0; add O and V options; log sending info; fix nis_magic bug

fix HELO problem in srvrsmtp (HELO was required); fall back to
other MX records if error occurs on MAIL or DATA; prototype portability;
change $~ to just match one word; fix some problems with multi-

fix HELO problem in srvrsmtp (HELO was required); fall back to
other MX records if error occurs on MAIL or DATA; prototype portability;
change $~ to just match one word; fix some problems with multi-word matches

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implement multi-word classes