ref: 12ca27743c73c5f638412ddbda4b9b2482735fa1
dir: /lib/rewrite/
# ewsd.inri.net # case conversion for postmaster pOsTmAsTeR alias postmaster # local mail \l!(.*) alias \1 (fulton.software|plan9.fulton.software)!(.*) alias \2 [^!@]+ translate "/bin/upas/aliasmail '&'" local!(.*) >> /mail/box/\1/mbox # we can be just as complicated as BSD sendmail... # convert source domain address to a chain a@b@c@d... @([^@!,]*):([^!@]*)@([^!]*) alias \2@\3@\1 @([^@!]*),([^!@,]*):([^!@]*)@([^!]*) alias @\1:\3@\4@\2 # convert a chain a@b@c@d... to ...d!c!b!a ([^@]+)@([^@]+)@(.+) alias \2!\1@\3 ([^@]+)@([^@]+) alias \2!\1 # /mail/lib/remotemail will take care of gating to systems we don't know ([^!]*)!(.*) | "/mail/lib/qmail '\s' 'net!\1'" "'\2'"