All pastes #204196 Raw Edit

sendmail.cf! fear!

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#204196 ·published 2006-10-15 19:01 UTC
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V10/Berkeley
Cwlocalhost
Fw/etc/mail/local-host-names
CP.
DS
CO @ % !
C..
C[[
Kresolve host -a<OKR> -T<TEMP>
C{ResOk}OKR
FR-o /etc/mail/relay-domains
Karith arith
Kdequote dequote
C{E}root
DnMAILER-DAEMON
CPREDIRECT
DZ8.13.7
O SevenBitInput=False
O AliasWait=10
O AliasFile=/etc/mail/aliases
O MinFreeBlocks=100
O BlankSub=.
O HoldExpensive=False
O DeliveryMode=background
O TempFileMode=0600
O HelpFile=/etc/mail/helpfile
O SendMimeErrors=True
O ForwardPath=$z/.forward.$w+$h:$z/.forward+$h:$z/.forward.$w:$z/.forward
O ConnectionCacheSize=2
O ConnectionCacheTimeout=5m
O UseErrorsTo=False
O LogLevel=9
O CheckAliases=False
O OldStyleHeaders=True
O DaemonPortOptions=Name=MTA
O DaemonPortOptions=Port=587, Name=MSA, M=E
O PrivacyOptions=authwarnings
O QueueDirectory=/var/spool/mqueue
O Timeout.queuereturn=5d
O Timeout.queuewarn=4h
O SuperSafe=True
O StatusFile=/etc/mail/statistics
O SmtpGreetingMessage=$j Sendmail $v/$Z; $b
O UnixFromLine=From $g $d
O OperatorChars=.:%@!^/[]+
O MaxHeadersLength=32768
Pfirst-class=0
Pspecial-delivery=100
Plist=-30
Pbulk=-60
Pjunk=-100
Troot
Tdaemon
Tuucp
H?P?Return-Path: <$g>
HReceived: $?sfrom $s $.$?_($?s$|from $.$_)
	$.$?{auth_type}(authenticated$?{auth_ssf} bits=${auth_ssf}$.)
	$.by $j ($v/$Z)$?r with $r$. id $i$?{tls_version}
	(version=${tls_version} cipher=${cipher} bits=${cipher_bits} verify=${verify})$.$?u
	for $u; $|;
	$.$b
H?D?Resent-Date: $a
H?D?Date: $a
H?F?Resent-From: $?x$x <$g>$|$g$.
H?F?From: $?x$x <$g>$|$g$.
H?x?Full-Name: $x
H?M?Resent-Message-Id: <$t.$i@$j>
H?M?Message-Id: <$t.$i@$j>
Scanonify=3
R$@			$@ <@>
R$*			$: $1 <@>			mark addresses
R$* < $* > $* <@>	$: $1 < $2 > $3			unmark <addr>
R@ $* <@>		$: @ $1				unmark @host:...
R$* [ IPv6 : $+ ] <@>	$: $1 [ IPv6 : $2 ]		unmark IPv6 addr
R$* :: $* <@>		$: $1 :: $2			unmark node::addr
R:include: $* <@>	$: :include: $1			unmark :include:...
R$* : $* [ $* ]		$: $1 : $2 [ $3 ] <@>		remark if leading colon
R$* : $* <@>		$: $2				strip colon if marked
R$* <@>			$: $1				unmark
R$* ;			   $1				strip trailing semi
R$* < $+ :; > $*	$@ $2 :; <@>			catch <list:;>
R$* < $* ; >		   $1 < $2 >			bogus bracketed semi
R$@			$@ :; <@>
R$*			$: < $1 >			housekeeping <>
R$+ < $* >		   < $2 >			strip excess on left
R< $* > $+		   < $1 >			strip excess on right
R<>			$@ < @ >			MAIL FROM:<> case
R< $+ >			$: $1				remove housekeeping <>
R@ $+ , $+		$2
R@ [ $* ] : $+		$2
R@ $+ : $+		$2
R $+ : $* ; @ $+	$@ $>Canonify2 $1 : $2 ; < @ $3 >	list syntax
R $+ : $* ;		$@ $1 : $2;			list syntax
R$+ @ $+		$: $1 < @ $2 >			focus on domain
R$+ < $+ @ $+ >		$1 $2 < @ $3 >			move gaze right
R$+ < @ $+ >		$@ $>Canonify2 $1 < @ $2 >	already canonical
R$- ! $+		$@ $>Canonify2 $2 < @ $1 .UUCP >	resolve uucp names
R$+ . $- ! $+		$@ $>Canonify2 $3 < @ $1 . $2 >		domain uucps
R$+ ! $+		$@ $>Canonify2 $2 < @ $1 .UUCP >	uucp subdomains
R$* % $*		$1 @ $2				First make them all @s.
R$* @ $* @ $*		$1 % $2 @ $3			Undo all but the last.
R$* @ $*		$@ $>Canonify2 $1 < @ $2 >	Insert < > and finish
R$*			$@ $>Canonify2 $1
SCanonify2=96
R$* < @ localhost > $*		$: $1 < @ $j . > $2		no domain at all
R$* < @ localhost . $m > $*	$: $1 < @ $j . > $2		local domain
R$* < @ localhost . UUCP > $*	$: $1 < @ $j . > $2		.UUCP domain
R$* < @ [ $+ ] > $*		$: $1 < @@ [ $2 ] > $3		mark [addr]
R$* < @@ $=w > $*		$: $1 < @ $j . > $3		self-literal
R$* < @@ $+ > $*		$@ $1 < @ $2 > $3		canon IP addr
R$* < @ $+ . UUCP > $*		$: $1 < @ $[ $2 $] . UUCP . > $3
R$* < @ $+ . . UUCP . > $*	$@ $1 < @ $2 . > $3
R$* < @ $* $=P > $*		$: $1 < @ $2 $3 . > $4
R$* < @ $* $~P > $*		$: $&{daemon_flags} $| $1 < @ $2 $3 > $4
R$* CC $* $| $* < @ $+.$+ > $*	$: $3 < @ $4.$5 . > $6
R$* CC $* $| $*			$: $3
R$* $| $* < @ $* > $*		$: $2 < @ $[ $3 $] > $4
R$* $| $*			$: $2
R$* < @ $=w > $*		$: $1 < @ $2 . > $3
R$* < @ $=M > $*		$: $1 < @ $2 . > $3
R$* < @ $* . . > $*		$1 < @ $2 . > $3
Sfinal=4
R$+ :; <@>		$@ $1 :				handle <list:;>
R$* <@>			$@				handle <> and list:;
R$* < @ $+ . > $*	$1 < @ $2 > $3
R$* < @ *LOCAL* > $*	$1 < @ $j > $2
R$* < $+ > $*		$1 $2 $3			defocus
R@ $+ : @ $+ : $+	@ $1 , @ $2 : $3		<route-addr> canonical
R@ $*			$@ @ $1				... and exit
R$+ @ $- . UUCP		$2!$1				u@h.UUCP => h!u
R$+ % $=w @ $=w		$1 @ $2				u%host@host => u@host
SRecurse=97
R$*			$: $>canonify $1
R$*			$@ $>parse $1
Sparse=0
R$*			$: $>Parse0 $1		initial parsing
R<@>			$#local $: <@>		special case error msgs
R$*			$: $>ParseLocal $1	handle local hacks
R$*			$: $>Parse1 $1		final parsing
SParse0
R<@>			$@ <@>			special case error msgs
R$* : $* ; <@>		$#error $@ 5.1.3 $: "553 List:; syntax illegal for recipient addresses"
R@ <@ $* >		< @ $1 >		catch "@@host" bogosity
R<@ $+>			$#error $@ 5.1.3 $: "553 User address required"
R$+ <@>			$#error $@ 5.1.3 $: "553 Hostname required"
R$*			$: <> $1
R<> $* < @ [ $* ] : $+ > $*	$1 < @ [ $2 ] : $3 > $4
R<> $* < @ [ $* ] , $+ > $*	$1 < @ [ $2 ] , $3 > $4
R<> $* < @ [ $* ] $+ > $*	$#error $@ 5.1.2 $: "553 Invalid address"
R<> $* < @ [ $+ ] > $*		$1 < @ [ $2 ] > $3
R<> $* <$* : $* > $*	$#error $@ 5.1.3 $: "553 Colon illegal in host name part"
R<> $*			$1
R$* < @ . $* > $*	$#error $@ 5.1.2 $: "553 Invalid host name"
R$* < @ $* .. $* > $*	$#error $@ 5.1.2 $: "553 Invalid host name"
R$* < @ $* @ > $*	$#error $@ 5.1.2 $: "553 Invalid route address"
R$* @ $* < @ $* > $*	$#error $@ 5.1.3 $: "553 Invalid route address"
R$* , $~O $*		$#error $@ 5.1.3 $: "553 Invalid route address"
R$* < @ > $*		$@ $>Parse0 $>canonify $1	user@ => user
R< @ $=w . > : $*	$@ $>Parse0 $>canonify $2	@here:... -> ...
R$- < @ $=w . >		$: $(dequote $1 $) < @ $2 . >	dequote "foo"@here
R< @ $+ >		$#error $@ 5.1.3 $: "553 User address required"
R$* $=O $* < @ $=w . >	$@ $>Parse0 $>canonify $1 $2 $3	...@here -> ...
R$- 			$: $(dequote $1 $) < @ *LOCAL* >	dequote "foo"
R< @ *LOCAL* >		$#error $@ 5.1.3 $: "553 User address required"
R$* $=O $* < @ *LOCAL* >
			$@ $>Parse0 $>canonify $1 $2 $3	...@*LOCAL* -> ...
R$* < @ *LOCAL* >	$: $1
SParse1
R$* < @ [ $+ ] > $*	$: $>ParseLocal $1 < @ [ $2 ] > $3	numeric internet spec
R$* < @ [ $+ ] > $*	$: $1 < @ [ $2 ] : $S > $3	Add smart host to path
R$* < @ [ $+ ] : > $*		$#esmtp $@ [$2] $: $1 < @ [$2] > $3	no smarthost: send
R$* < @ [ $+ ] : $- : $*> $*	$#$3 $@ $4 $: $1 < @ [$2] > $5	smarthost with mailer
R$* < @ [ $+ ] : $+ > $*	$#esmtp $@ $3 $: $1 < @ [$2] > $4	smarthost without mailer
R$=L < @ $=w . >	$#local $: @ $1			special local names
R$+ < @ $=w . >		$#local $: $1			regular local name
R$* < @ $* > $*		$: $>MailerToTriple < $S > $1 < @ $2 > $3	glue on smarthost name
R$* < @$* > $*		$#esmtp $@ $2 $: $1 < @ $2 > $3	user@host.domain
R$=L			$#local $: @ $1		special local names
R$+			$#local $: $1			regular local names
SLocal_localaddr
Slocaladdr=5
R$+			$: $1 $| $>"Local_localaddr" $1
R$+ $| $#ok		$@ $1			no change
R$+ $| $#$*		$#$2
R$+ $| $*		$: $1
R$+ + *			$#local $@ $&h $: $1
R$+ + $*		$#local $@ + $2 $: $1 + *
R$+			$: <> $1
R< > $+			$: < > < $1 <> $&h >		nope, restore +detail
R< > < $+ <> + $* >	$: < > < $1 + $2 >		check whether +detail
R< > < $+ <> $* >	$: < > < $1 >			else discard
R< > < $+ + $* > $*	   < > < $1 > + $2 $3		find the user part
R< > < $+ > + $*	$#local $@ $2 $: @ $1		strip the extra +
R< > < $+ >		$@ $1				no +detail
R$+			$: $1 <> $&h			add +detail back in
R$+ <> + $*		$: $1 + $2			check whether +detail
R$+ <> $*		$: $1				else discard
R< local : $* > $*	$: $>MailerToTriple < local : $1 > $2	no host extension
R< error : $* > $*	$: $>MailerToTriple < error : $1 > $2	no host extension
R< $~[ : $+ > $+	$: $>MailerToTriple < $1 : $2 > $3 < @ $2 >
R< $+ > $+		$@ $>MailerToTriple < $1 > $2 < @ $1 >
SMailerToTriple=95
R< > $*				$@ $1			strip off null relay
R< error : $-.$-.$- : $+ > $* 	$#error $@ $1.$2.$3 $: $4
R< error : $- : $+ > $*		$#error $@ $(dequote $1 $) $: $2
R< error : $+ > $*		$#error $: $1
R< local : $* > $*		$>CanonLocal < $1 > $2
R< $~[ : $+ @ $+ > $*<$*>$*	$# $1 $@ $3 $: $2<@$3>	use literal user
R< $~[ : $+ > $*		$# $1 $@ $2 $: $3	try qualified mailer
R< $=w > $*			$@ $2			delete local host
R< $+ > $*			$#relay $@ $1 $: $2	use unqualified mailer
SCanonLocal
R< $* > < @ $+ > : $+		$@ $>Recurse $3
R< $* > $+ $=O $+ < @ $+ >	$@ $>Recurse $2 $3 $4
R< $* > $* < @ $* . >		$: < $1 > $2 < @ $3 >
R< > $* < @ $* > $*		$#local $@ $1@$2 $: $1
R< > $+				$#local $@ $1    $: $1
R< $+ @ $+ > $* < @ $* >	$: < $1 > $3 < @ $4 >
R< $+ > $* <@ $* > $*		$#local $@ $2@$3 $: $1
R< $+ > $* 			$#local $@ $2    $: $1
SMasqHdr=93
R$* < @ $* $=N . >	$@ $1 < @ $2 $3 . >
R$* < @ *LOCAL* >	$@ $1 < @ $j . >
SMasqEnv=94
R$* < @ *LOCAL* > $*	$: $1 < @ $j . > $2
SParseLocal=98
R$* < @ $+ .REDIRECT. >		$: $1 < @ $2 . REDIRECT . > < ${opMode} >
R$* < @ $+ .REDIRECT. > <i>	$: $1 < @ $2 . REDIRECT. >
R$* < @ $+ .REDIRECT. > < $- >	$#error $@ 5.1.1 $: "551 User has moved; please try " <$1@$2>
SCanonAddr
R$*			$: $>Parse0 $>canonify $1	make domain canonical
SParseRecipient
R$*				$: <?> $>CanonAddr $1
R<?> $* < @ $* . >		<?> $1 < @ $2 >			strip trailing dots
R<?> $- < @ $* >		$: <?> $(dequote $1 $) < @ $2 >	dequote local part
R<?> $* $=O $* < @ $* >		$: <NO> $1 $2 $3 < @ $4>
R<?> $*				$@ $1
R<NO> $* < @ $* $=R >		$: <RELAY> $1 < @ $2 $3 >
R<RELAY> $* < @ $* >		$@ $>ParseRecipient $1
R<$+> $*			$@ $2
SLocal_check_relay
Scheck_relay
R$*			$: $1 $| $>"Local_check_relay" $1
R$* $| $* $| $#$*	$#$3
R$* $| $* $| $*		$@ $>"Basic_check_relay" $1 $| $2
SBasic_check_relay
R$*			$: < $&{deliveryMode} > $1
R< d > $*		$@ deferred
R< $* > $*		$: $2
SLocal_check_mail
Scheck_mail
R$*			$: $1 $| $>"Local_check_mail" $1
R$* $| $#$*		$#$2
R$* $| $*		$@ $>"Basic_check_mail" $1
SBasic_check_mail
R$*			$: < $&{deliveryMode} > $1
R< d > $*		$@ deferred
R< $* > $*		$: $2
R$*			$: $1 $| $>"tls_client" $&{verify} $| MAIL
R$* $| $#$+		$#$2
R$* $| $*		$: $1
R<>			$@ <OK>			we MUST accept <> (RFC 1123)
R$+			$: <?> $1
R<?><$+>		$: <@> <$1>
R<?>$+			$: <@> <$1>
R$*			$: $&{daemon_flags} $| $1
R$* f $* $| <@> < $* @ $- >	$: < ? $&{client_name} > < $3 @ $4 >
R$* u $* $| <@> < $* >	$: <?> < $3 >
R$* $| $*		$: $2
R<@> < $* @ localhost >	$: < ? $&{client_name} > < $1 @ localhost >
R<@> < $* @ [127.0.0.1] >
			$: < ? $&{client_name} > < $1 @ [127.0.0.1] >
R<@> < $* @ localhost.$m >
			$: < ? $&{client_name} > < $1 @ localhost.$m >
R<@> < $* @ localhost.UUCP >
			$: < ? $&{client_name} > < $1 @ localhost.UUCP >
R<@> $*			$: $1			no localhost as domain
R<? $=w> $*		$: $2			local client: ok
R<? $+> <$+>		$#error $@ 5.5.4 $: "553 Real domain name required for sender address"
R<?> $*			$: $1
R$*			$: <?> $>CanonAddr $1		canonify sender address and mark it
R<?> $* < @ $+ . >	<?> $1 < @ $2 >			strip trailing dots
R<?> $* < @ $* $=P >	$: <OKR> $1 < @ $2 $3 >
R<?> $* < @ $j >	$: <OKR> $1 < @ $j >
R<?> $* < @ $+ >	$: <? $(resolve $2 $: $2 <PERM> $) > $1 < @ $2 >
R<? $* <$->> $* < @ $+ >
			$: <$2> $3 < @ $4 >
R<?> $*			$: $&{daemon_flags} $| <?> $1
R$* u $* $| <?> $*	$: <OKR> $3
R$* $| $*		$: $2
R<?> $*			$: < ? $&{client_addr} > $1
R<?> $*			$@ <OKR>			...local unqualed ok
R<? $+> $*		$#error $@ 5.5.4 $: "553 Domain name required for sender address " $&f
							...remote is not
R<?> $*			$: @ $1		mark address: nothing known about it
R<$={ResOk}> $*		$@ <OKR>	domain ok: stop
R<TEMP> $*		$#error $@ 4.1.8 $: "451 Domain of sender address " $&f " does not resolve"
R<PERM> $*		$#error $@ 5.1.8 $: "553 Domain of sender address " $&f " does not exist"
SLocal_check_rcpt
Scheck_rcpt
R$*			$: $1 $| $>"Local_check_rcpt" $1
R$* $| $#$*		$#$2
R$* $| $*		$@ $>"Basic_check_rcpt" $1
SBasic_check_rcpt
R<>			$#error $@ nouser $: "553 User address required"
R$@			$#error $@ nouser $: "553 User address required"
R$*			$: < $&{deliveryMode} > $1
R< d > $*		$@ deferred
R< $* > $*		$: $2
R$*			$: $1 $| @ $>"Rcpt_ok" $1
R$* $| @ $#TEMP $+	$: $1 $| T $2
R$* $| @ $#$*		$#$2
R$* $| @ RELAY		$@ RELAY
R$* $| @ $*		$: O $| $>"Relay_ok" $1
R$* $| T $+		$: T $2 $| $>"Relay_ok" $1
R$* $| $#TEMP $+	$#error $2
R$* $| $#$*		$#$2
R$* $| RELAY		$@ RELAY
R T $+ $| $*		$#error $1
R$*			$#error $@ 5.7.1 $: "550 Relaying denied"
SRcpt_ok
R$*			$: $>ParseRecipient $1		strip relayable hosts
R$*			$: $1 $| $>RelayTLS	client authenticated?
R$* $| $# $+		$# $2			error/ok?
R$* $| $*		$: $1			no
R$*			$: $1 $| $>"Local_Relay_Auth" $&{auth_type}
R$* $| $# $*		$# $2
R$* $| NO		$: $1
R$* $| $*		$: $1 $| $&{auth_type}
R$* $|			$: $1
R$* $| $={TrustAuthMech}	$# RELAY
R$* $| $*		$: $1
R$+ < @ $=w >		$@ RELAY
R$+ < @ $* $=R >	$@ RELAY
R$*			$: <?> $1
R<?> $* < @ $+ >	$: <REMOTE> $1 < @ $2 >
R<?> $+			$@ RELAY
R<$+> $*		$: $2
SRelay_ok
R$*			$: $&{client_addr}
R$@			$@ RELAY		originated locally
R0			$@ RELAY		originated locally
R127.0.0.1		$@ RELAY		originated locally
RIPv6:::1		$@ RELAY		originated locally
R$=R $*			$@ RELAY		relayable IP address
R$*			$: [ $1 ]		put brackets around it...
R$=w			$@ RELAY		... and see if it is local
R$*			$: < $&{client_resolve} >
R<TEMP>			$#TEMP $@ 4.4.0 $: "450 Relaying temporarily denied. Cannot resolve PTR record for " $&{client_addr}
R<FORGED>		$#error $@ 5.7.1 $: "550 Relaying denied. IP name possibly forged " $&{client_name}
R<FAIL>			$#error $@ 5.7.1 $: "550 Relaying denied. IP name lookup failed " $&{client_name}
R$*			$: <@> $&{client_name}
R<@> $* $=P 		$:<?>  $1 $2
R<@> $+			$:<?>  $[ $1 $]
R$* .			$1			strip trailing dots
R<?> $=w		$@ RELAY
R<?> $* $=R			$@ RELAY
SLocal_trust_auth
Strust_auth
R$*			$: $&{auth_type} $| $1
R$@ $| $*		$#error $@ 5.7.1 $: "550 not authenticated"
R$* $| $&{auth_authen}		$@ identical
R$* $| <$&{auth_authen}>	$@ identical
R$* $| $*		$: $1 $| $>"Local_trust_auth" $2
R$* $| $#$*		$#$2
R$*			$#error $@ 5.7.1 $: "550 " $&{auth_authen} " not allowed to act as " $&{auth_author}
SLocal_Relay_Auth
Ssrv_features
Stry_tls
Stls_rcpt
Stls_client
R$* $| $*	$@ $>"TLS_connection" $1
Stls_server
R$*		$@ $>"TLS_connection" $1
STLS_connection
RSOFTWARE	$#error $@ 4.7.0 $: "403 TLS handshake."
SRelayTLS
Sauthinfo
SEnvFromL
R<@>			$n			errors to mailer-daemon
R@ <@ $*>		$n			temporarily bypass Sun bogosity
R$+			$: $>AddDomain $1	add local domain if needed
R$*			$: $>MasqEnv $1		do masquerading
SEnvToL
R$+ < @ $* >		$: $1			strip host part
R$+ + $*		$: < $&{addr_type} > $1 + $2	mark with addr type
R<e s> $+ + $*		$: $1			remove +detail for sender
R< $* > $+		$: $2			else remove mark
SHdrFromL
R<@>			$n			errors to mailer-daemon
R@ <@ $*>		$n			temporarily bypass Sun bogosity
R$+			$: $>AddDomain $1	add local domain if needed
R$*			$: $>MasqHdr $1		do masquerading
SHdrToL
R$+			$: $>AddDomain $1	add local domain if needed
R$* < @ *LOCAL* > $*	$: $1 < @ $j . > $2
SAddDomain
Mlocal,		P=/usr/bin/procmail, F=lsDFMAw5:/|@qSPfhn9, S=EnvFromL/HdrFromL, R=EnvToL/HdrToL,
		T=DNS/RFC822/X-Unix,
		A=procmail -Y -a $h -d $u
Mprog,		P=/usr/sbin/smrsh, F=lsDFMoqeu9, S=EnvFromL/HdrFromL, R=EnvToL/HdrToL, D=$z:/,
		T=X-Unix/X-Unix/X-Unix,
		A=smrsh -c $u
SMasqSMTP
R$* < @ $* > $*		$@ $1 < @ $2 > $3		already fully qualified
R$+			$@ $1 < @ *LOCAL* >		add local qualification
SPseudoToReal
R< @ $+ > $*		$@ < @ $1 > $2			resolve <route-addr>
R$+ < @ $+ .UUCP. >	$: < $2 ! > $1			convert to UUCP form
R$+ < @ $* > $*		$@ $1 < @ $2 > $3		not UUCP form
R< $&h ! > $- ! $+	$@ $2 < @ $1 .UUCP. >
R< $&h ! > $-.$+ ! $+	$@ $3 < @ $1.$2 >
R< $&h ! > $+		$@ $1 < @ $&h .UUCP. >
R< $+ ! > $+		$: $1 ! $2 < @ $Y >		use UUCP_RELAY
R$+ < @ $~[ $* : $+ >	$@ $1 < @ $4 >			strip mailer: part
R$+ < @ >		$: $1 < @ *LOCAL* >		if no UUCP_RELAY
SEnvFromSMTP
R$+			$: $>PseudoToReal $1		sender/recipient common
R$* :; <@>		$@				list:; special case
R$*			$: $>MasqSMTP $1		qualify unqual'ed names
R$+			$: $>MasqEnv $1			do masquerading
SEnvToSMTP
R$+			$: $>PseudoToReal $1		sender/recipient common
R$+			$: $>MasqSMTP $1		qualify unqual'ed names
R$* < @ *LOCAL* > $*	$: $1 < @ $j . > $2
SHdrFromSMTP
R$+			$: $>PseudoToReal $1		sender/recipient common
R:; <@>			$@				list:; special case
R$* <@> $*		$@ $1 <@> $2			pass null host through
R< @ $* > $*		$@ < @ $1 > $2			pass route-addr through
R$*			$: $>MasqSMTP $1		qualify unqual'ed names
R$+			$: $>MasqHdr $1			do masquerading
SMasqRelay
R$+			$: $>MasqSMTP $1
R$+			$: $>MasqHdr $1
Msmtp,		P=[IPC], F=mDFMuX, S=EnvFromSMTP/HdrFromSMTP, R=EnvToSMTP, E=\r\n, L=990,
		T=DNS/RFC822/SMTP,
		A=TCP $h
Mesmtp,		P=[IPC], F=mDFMuXa, S=EnvFromSMTP/HdrFromSMTP, R=EnvToSMTP, E=\r\n, L=990,
		T=DNS/RFC822/SMTP,
		A=TCP $h
Msmtp8,		P=[IPC], F=mDFMuX8, S=EnvFromSMTP/HdrFromSMTP, R=EnvToSMTP, E=\r\n, L=990,
		T=DNS/RFC822/SMTP,
		A=TCP $h
Mdsmtp,		P=[IPC], F=mDFMuXa%, S=EnvFromSMTP/HdrFromSMTP, R=EnvToSMTP, E=\r\n, L=990,
		T=DNS/RFC822/SMTP,
		A=TCP $h
Mrelay,		P=[IPC], F=mDFMuXa8, S=EnvFromSMTP/HdrFromSMTP, R=MasqSMTP, E=\r\n, L=2040,
		T=DNS/RFC822/SMTP,
		A=TCP $h
Mprocmail,	P=/usr/bin/procmail, F=DFMSPhnu9, S=EnvFromSMTP/HdrFromSMTP, R=EnvToSMTP/HdrFromSMTP,
		T=DNS/RFC822/X-Unix,
		A=procmail -Y -m $h $f $u