give error if alias file cannot be opened; log message when rebuilt

don't duplicate original envelope into error envelope

don't duplicate original envelope into error envelope

attempt at clearing header in error envelopes

Take into account the possible error return values from gethostbyname().

don't create a queue name in syserr; permit trailing blanks and quoted
commas in aliases.

don't create a queue name in syserr; permit trailing blanks and quoted
commas in aliases.

don't create a queue name in syserr; permit trailing blanks and quoted
commas in aliases.

don't create a queue name in syserr; permit trailing blanks and quoted
commas in aliases.

strip spaces from ends of alias addresses so that blanks at end of line works

strip off spaces again so that blanks at end of line work

fix botch with reapchild getting queue runs before intended wait

fix botch with reapchild getting queue runs before intended wait

clean up some aspects of error message display

fixes in setproctitle to avoid problems with titles longer than
argv + env

DO use Ruleset 4 when defining $f -- it's very necessary (fix for <>
will have to be done in configuration); pretty up mailq -v slightly

clean up queue output somewhat (push null jobs to end); set
SO_REUSEADDR and SO_KEEPALIVE on daemon sockets in the hopes of making
dead connections disappear faster

don't step on user environment

deliver directly in SMTP if VERB command has been issued; don't
externalize name using ruleset 4 when defining $f macro: this turns "<>"
into "", which confuses local mail

yet more cleanup to the process title code

don't include ctime as part of priority, since the value affects the results of
shouldqueue; we go back to adding ctime into the workcmpf in queue.c

don't include ctime as part of priority, since the value affects the results of
shouldqueue; we go back to adding ctime into the workcmpf in queue.c

change sign on WkTimeFact so that is closer to what most people want

fix silly botch in SMTP command decoding

clean up priority handling, making several of the parameters configurable:
y - WkRecipFact, z - WkClassFact, Z - WkTimeFact, Y - ForkQueueRuns; improve
process title labelling; finish "errors to post

clean up priority handling, making several of the parameters configurable:
y - WkRecipFact, z - WkClassFact, Z - WkTimeFact, Y - ForkQueueRuns; improve
process title labelling; finish "errors to postmaster" option

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