#
# Copyright (c) 1983, 1995 Eric P. Allman
# Copyright (c) 1988, 1993
#	The Regents of the University of California.  All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#	This product includes software developed by the University of
#	California, Berkeley and its contributors.
# 4. Neither the name of the University nor the names of its contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# @(#)proto.v7	3.91 (motonori/WIDE) 30 Nov 1997
# @(#)version.v7	3.6 (motonori/WIDE) 27 Apr 1997
# @(#)ostype	3.4 (motonori/WIDE) 26 Feb 1994
# @(#)bsd4.4	3.4 (motonori/WIDE) 25 Jan 1994
# @(#)general	3.14 (motonori/WIDE) 21 Apr 1997
# @(#)address	3.13 (motonori/WIDE) 08 Jul 1997
# @(#)canon	3.15 (motonori/WIDE) 08 Jun 1996
# @(#)acceptaddr	3.22 (motonori/WIDE) 02 Feb 1997
# @(#)mailer.v7	3.21 (motonori/WIDE) 29 Jun 1997
# @(#)another_addr	3.9 (motonori/WIDE) 10 Jun 1997
# @(#)numeric	3.7 (motonori/WIDE) 20 Sep 1994
# @(#)indirect	3.21 (motonori/WIDE) 24 Jun 1997
# @(#)error	3.16 (motonori/WIDE) 17 Sep 1996
# @(#)option.v7	3.49 (motonori/WIDE) 10 Nov 1997

############################################################################
############################################################################
#####
#####			SENDMAIL CONFIGURATION FILE
#####			 for sendmail 8.7 or later
#####
##### built by eto on saba.home
#####       in /usr/local/src/CF-3.6W
#####       with saba.def
#####       at Mon Aug 17 23:14:12 JST 1998
#####
############################################################################
############################################################################

# class/macro characters allocation information
#  macro X: MX sendmail flag (define "." if true) [allocchar]
#  class X: fake domain list and special terminators [allocchar]
#  macro Z: CF version [version.v7]
#  pair S: from address/local users [address]
#  class Z: accepting address [acceptaddr]
#  macro Y: another address [another_addr]
#  pair R: default gateway/domain for direct delivery [indirect]

# level 7 config file format
V7/Berkeley

#########################
#   Local Information   #
#########################

# local domain name (defined automatically)
#Dmmy.domain.name

# local host name without domain (defined automatically)
#Dwmyname

# my official SMTP hostname (defined automatically)
#Dj$w.$m

# my internet aliases
#Fw/etc/sendmail.cw
#Cw myaliasnames
Cw localhost local


# address which should be accepted
#FZ/etc/sendmail.aa
CZ home

# users who require host.domain
CS root daemon news usenet postmaster MAILER-DAEMON


# default from-address (can be $j, $m or another generic address)
DS$j


# special another address for specific destination
DYmwa.biglobe.ne.jp

# default relay host
DRsmtp2:mwa.biglobe.ne.jp
# domains for direct delivery
CR .home

# operators that cannot be in local usernames (i.e., network indicators)
C@ @ % !

# dequoting map
Kdequote dequote

#############################
###   Setup Information   ###
#############################

######################
#   General Macros   #
######################


# need trailing dot for MX lookup
DX.

###############
#   Classes   #
###############

# Internal ("fake") domains that we use in rewriting
CX UUCP
# and special terminators
CX ] .

######################
#   Version Number   #
######################

DZ3.6W

######################
#   Special macros   #
######################

# my name
DnMAILER-DAEMON
# format of a total name
Dq$?x$x <$g>$|$g$.


###############
#   Options   #
###############

# strip message body to 7 bits on input?
O SevenBitInput=False
# 8-bit data handling
O EightBitMode=pass8
# location of alias file
O AliasFile=/etc/aliases
# wait for alias file rebuild (default units: minutes)
O AliasWait=10
# maximum message size
#O MaxMessageSize=1000000
# substitution for space (blank) characters
O BlankSub=.
# minimum number of free blocks on filesystem
O MinFreeBlocks=100
# checkpoint queue runs after every N successful deliveries
O CheckpointInterval=10
# avoid connecting to "expensive" mailers on initial submission?
O HoldExpensive=False
# automatically rebuild the alias database?
O AutoRebuildAliases=False
# default delivery mode
O DeliveryMode=background
# error message header/file
#O ErrorHeader=/etc/sendmail.oE
# error mode
#O ErrorMode=print
# temporary file mode
O TempFileMode=0600
# save Unix-style "From_" lines at top of header?
O SaveFromLine=False
# match recipients against GCOS field?
O MatchGECOS=False
# location of help file
O HelpFile=/usr/share/misc/sendmail.hf
# maximum hop count
O MaxHopCount=25
# name resolver options
O ResolverOptions=
# ignore dots as terminators in incoming messages?
O IgnoreDots=False
# Forward file search path
#O ForwardPath=/var/forward/$u:$z/.forward.$w:$z/.forward
# deliver MIME-encapsulated error messages?
O SendMimeErrors=True
# open connection cache timeout
O ConnectionCacheTimeout=5m
# open connection cache size
O ConnectionCacheSize=1
# log level
O LogLevel=9
# use Errors-To: header?
O UseErrorsTo=False
# send to me too, even in an alias expansion?
O MeToo=True
# verify RHS in newaliases?
O CheckAliases=True
# SMTP daemon options
#O DaemonPortOptions=Port=esmtp
# default messages to old style headers if no special punctuation?
O OldStyleHeaders=True
# who (if anyone) should get extra copies of error messages
#O PostMasterCopy=postmaster
# privacy flags
O PrivacyOptions=authwarnings
# queue directory
O QueueDirectory=/var/spool/mqueue
# slope of queue-only function
#O QueueFactor=600000
# should we not prune routes in route-addr syntax addresses?
#O DontPruneRoutes=False
# timeouts (many of these)
#O Timeout.initial=5m
#O Timeout.helo=5m
#O Timeout.mail=10m
#O Timeout.rcpt=1h
#O Timeout.datainit=5m
#O Timeout.datablock=1h
#O Timeout.datafinal=1h
#O Timeout.connect=5m
#O Timeout.iconnect=5m
#O Timeout.rset=5m
#O Timeout.quit=2m
#O Timeout.misc=2m
#O Timeout.command=1h
#O Timeout.ident=30s
#O Timeout.fileopen=60s
O Timeout.queuereturn=5d
#O Timeout.queuereturn.normal=5d
#O Timeout.queuereturn.urgent=2d
#O Timeout.queuereturn.non-urgent=7d
#O Timeout.queuewarn=4h
#O Timeout.queuewarn.normal=4h
#O Timeout.queuewarn.urgent=1h
#O Timeout.queuewarn.non-urgent=12h
#O Timeout.hoststatus=12h
# status file
O StatusFile=/var/log/sendmail.st
# queue up everything before forking?
O SuperSafe=True
# time zone handling:
#  if undefined, use system default
#  if defined but null, use TZ envariable passed in
#  if defined and non-null, use that info
#O TimeZoneSpec=
# list of locations of user database file (null means no lookup)
O UserDatabaseSpec=
# default UID (can be username or userid:groupid)
O DefaultUser=1:1
# fallback MX host
#O FallbackMXhost=fall.back.host.net
# if we are the best MX host for a site, try it directly instead of config err
O TryNullMXList=False
# load average at which we refuse connections
O RefuseLA=12
# load average at which we just queue messages
O QueueLA=8
# deliver each queued job in a separate process?
O ForkEachJob=False
# work recipient factor
#O RecipientFactor=30000
# work time factor
#O RetryFactor=90000
# work class factor
#O ClassFactor=1800
# shall we sort the queue by hostname first?
#O QueueSortOrder=priority
# minimum time in queue before retry
#O MinQueueAge=30m
# default character set
#O DefaultCharSet=iso-8859-1
# service switch file (ignored on Solaris, Ultrix, OSF/1, others)
#O ServiceSwitchFile=/etc/service.switch
# hosts file (normally /etc/hosts)
#O HostsFile=/etc/hosts
# dialup line delay on connection failure
#O DialDelay=10s
# action to take if there are no recipients in the message
#O NoRecipientAction=10s
# chrooted environment for writing to files
#O SafeFileEnvironment=/arch
# are colons OK in addresses?
O ColonOkInAddr=False
# how many jobs can you process in the queue?
#O MaxQueueRunSize=10000
# shall I avoid expanding CNAMEs (violates protocols)?
O DontExpandCnames=False
# SMTP initial login message (old $e macro)
O SmtpGreetingMessage=$j Sendmail $v/$Z; $b
# UNIX initial From header format (old $l macro)
O UnixFromLine=From $g  $d
# delimiter (operator) characters (old $o macro)
O OperatorChars=.:%@!^=/[]|+
# shall I avoid calling initgroups(3) because of high NIS costs?
O DontInitGroups=False
# make sure from fits on one line
#O SingleLineFromHeader=False
# allow HELO commands with syntax errors
#O AllowBogusHELO=False
# connection rate throttle
#O ConnectionRateThrottle=3
# group writable files are unsafe
#O UnsafeGroupWrites=False
# address to which to send double bounces
#O DoubleBounceAddress=postmaster
# persistent host status directory
#O HostStatusDirectory=.hoststat
# single thread deliveries (requires hsdir)
#O SingleThreadDelivery=False
# run bulk of code as this user
#O RunAsUser=postmaster

###########################
#   Message precedences   #
###########################

Pfirst-class=0
Pspecial-delivery=100
Plist=-30
Pbulk=-60
Pjunk=-100

#####################
#   Trusted users   #
#####################

# this is equivalent to setting class "t"
T root daemon uucp
#Ft /etc/sendmail.ct

#########################
#   Format of headers   #
#########################

H?P?Return-Path: <$g>
#HReceived: $?sfrom $s $.$?_($?s$|from $.$_)
#	$.by $j ($v/$Z)$?r with $r$. id $i$?u
#	for $u; $|;
#	$.$b
H?D?Resent-Date: $a
H?D?Date: $a
H?F?Resent-From: $q
H?F?From: $q
# H?x?Full-Name: $x
HSubject:
# HPosted-Date: $a
# H?l?Received-Date: $b
H?M?Resent-Message-Id: <$t.$i@$j>
H?M?Message-Id: <$t.$i@$j>


######################################################################
######################################################################
#####
#####			REWRITING RULES
#####
######################################################################
######################################################################

################################################
###  Rulset 1 -- Sender Field Pre-rewriting  ###
################################################
S1

###################################################
###  Rulset 2 -- Recipient Field Pre-rewriting  ###
###################################################
S2

###########################################
###  Rulset 3 -- Name Canonicalization  ###
###########################################
S3

# handle null input and list syntax (translate to <@> special case)
R$@			$@<@>

# strip group: syntax (not inside angle brackets!) and trailing semicolon
R$*			$:$1<@>				mark addresses
R$*<$*>$*<@>		$:$1<$2>$3			unmark <addr>
R:include:$*<@>		$::include:$1			unmark :include:
R$*[$*:$*]<@>		$:$1[$2:$3]			unmark IPv6 addrs
R$*::$*<@>		$:$1::$2			unmark host::addr
#R$*:;<@>		$:$1:;				unmark list:;
R$*:;<@>		$@				list:; special case
R$*:<@>			$:$1:				unmark something: (bad)
R$*:$*;<@>		$:$2				strip group:; if marked
R@$*:$*<@>		$:@$1:$2			unmark @route:addr
R$*:$*<@>		$:$2				strip group: if marked
R$*;<@>			$:$1				strip semi if marked
R$*<@>			$:$1				unmark

# basic textual canonicalization -- note RFC733 heuristic here
R$*<$*>$*<$*>$*		$2$3<$4>$5			strip multiple <> <>
R$*<$*<$*<$+>$*>$*>$*	$4				3-level <> nesting
R$*<$*<$+>$*>$*		$3				2-level <> nesting
R$*<>$*			$@<@>				MAIL FROM: <> case
R$*<$+>$*		$2				basic RFC821/822 parsing


# make sure <@a,@b,@c:user@d> syntax is easy to parse -- undone later
R@$+,$+			@$1:$2				change all "," to ":"

# localize and dispose of route-based addresses
R@$+:$+			$@$>96 <@$1>:$2			handle <route-addr>

# find focus for list syntax
R$+:$*;@$+		$@$1:$2;<@$3>			list syntax
R$+:$*;			$@$1:$2;<@>			list syntax

# find focus for @ syntax addresses
R$+@$+			$:$1<@$2>			focus on domain
R$+<$+@$+>		$1$2<@$3>			move gaze right
R$+<@$+>		$@$>96 $1<@$2>			already canonical

# convert old-style addresses to a domain-based address
R$-!$+			$@$>96 $2<@$1.UUCP>		resolve uucp names
R$+.$-!$+		$@$>96 $3<@$1.$2>		domain uucps
R$+.!$+			$@$>96 $2<@$1>			extended domain uucps
R$*!$*			$@$>96 $2<@$1.UUCP>		uucp subdomains

# if we have % signs, take the rightmost one
R$+%$+			$1@$2				First make them all @s.
R$+@$+@$+		$1%$2@$3			Undo all but the last.
R$+@$+			$@$>96 $1<@$2>			Insert < > and finish

# trap invalid address
R@$*			$@<@$1>

################################################
###  Ruleset 96 -- bottom half of ruleset 3  ###
################################################

#  At this point, everything should be in a "local_part<@domain>extra" format.
S96

# strip trailing dot off
R$*<@$+.>$*		$1<@$2>$3

# resolve numeric addresses to name if possible
R$*<@[$+]>$*		$:$1<@$[[$2]$]>$3
R$*<@$+.>$*		$1<@$2>$3			strip trailing dot off

R$*<@$=w.UUCP>$*	$:$1<@$j>$3
R$*<@$=w.$m>$*		$:$1<@$j>$3
R$*<@$=w>$*		$:$1<@$j>$3

# exit immidiately, if fake domains or numeric address spec
R$*<@$*.$=X>$*		$@$1<@$2.$3>$4

# acceptable domains are OK
R$*<@$=Z>$*		$@$1<@$2>$3
# official name is OK
R$*<@$j>$*		$@$1<@$j>$2
# more than one token is OK
R$*<@$-.$+>$*		$@$1<@$2.$3>$4
# canonicalize with nameserver lookup
R$*<@$*>$*		$:$1<@$[$2$]>$3
# strip trailing dot off possibly canonical name
R$*<@$+.>$*		$1<@$2>$3

##################################################
###  Ruleset 4 -- Final Output Post-rewriting  ###
##################################################
S4

R<>			$@<>				handle <> for uucp
R<@>			$@<>				catch invalid address
R$*<@>			$@$1				handle <> and list:;

# strip trailing dot off possibly canonical name
R$*<@$+.>$*		$1<@$2>$3

# externalize local domain info
R$*<$+>$*		$1$2$3				defocus
R@$+:@$+:$+		@$1,@$2:$3			<route-addr> canonical
R@$*			$@@$1				... and exit

# UUCP must always be presented in old form
R$+@$+.UUCP		$2!$1				u@h.UUCP => h!u

# delete duplicate local names
R$+%$=w@$j		$1@$j				u%host@host => u@host

R$+%$=w@$=Z		$1@$j				u%host@dom => u@host
R$+%$=Z@$j		$1@$2				u%dom@host => u@dom
R$+%$=Z@$=Z		$1@$2				u%dom@dom => u@dom

############################################################
###  Ruleset 97 -- recanonicalize and call ruleset zero  ###
###		   (used for recursive calls)		 ###
############################################################

S97

R$*<$-.$+>$*		$:$1$2.$3$4			defocus
R$*			$:$>3 $1			canonicalize
R$*			$:$>0 $1			and try again


####################################
###  Ruleset 0 -- Parse Address  ###
####################################

S0

R$*:;<@>		$#error$@5.1.3$: List:; syntax illegal for recipient addresses
R$*<@>			$#local$:<@>			special case error msgs
R<@$+>			$#error$@5.1.1$: User address required
R$*<$*:$*>$*		$#error$@5.1.1$: Colon illegal in host name part
R$*<@.$*>$*		$#error$@5.1.2$: Illegal address spec
R$*<@$*..$*>$*		$#error$@5.1.2$: Illegal address spec
R$*<@$*[$*>$*		$:<[]>$1<@$2[$3>$4		mark if with [
R<[]>$*<@$*[$*]$*>$*	$:$1<@$2[$3]$4>$5		unmark if with [ ]
R$*<@$*]$*>$*		$:<[]>$1<@$2]$3>$4		mark if with ]
R<[]>$*<@$*[$*]$*>$*	$:$1<@$2[$3]$4>$5		unmark if with [ ]
R<[]>$*<@$*>$*		$#error$@4.1.2$: Unballanced [ ]


# handle numeric address spec
R$*<@[$+]>$*		$:$>88 <smtp:[$2]>.$1<@[$2]>$3	numeric internet spec

# now delete the local info
R$*<@>$*		$@$>97 $1			user@ => user

R<@$j>:$*		$@$>97 $1			@here:... -> ...
R$*<@$j>		$@$>97 $1			...@here -> ...

R<@$=Z>:$*		$@$>97 $2			@here:... -> ...
R$*<@$=Z>		$@$>97 $1			...@here -> ...

# resolve SMTP traffic
R$*<@$*$=R>$*		$:$>88 <smtp:$2$3>.$1<@$2$3>$4
R$*<@$*>$*		$:$>88 <$R>.$1<@$2>$3

# if this is quoted, strip the quotes and try again
R$+			$:$(dequote $1 $)		strip quotes
R$+$=@$+		$@$>97 $1$2$3			try again

# remaining names must be local
R$*			$#local$:$1			regular names

#########################################################################
###  Ruleset 5 -- special rewriting after aliases have been expanded  ###
#########################################################################

S5


##############################################
###  Ruleset 88 -- dispatching to mailers  ###
##############################################

S88

R<>.$*			$@$1				strip off null relay
R<$-:>.$*		$@$2				strip off null relay
R<error:deliver>.$*<@$*>$*	$#error$@5.1.1$: can not deliver to $2
R<error:lower>.$*<@$-.$*>$*	$#error$@5.1.2$: never heard of $2 in domain $3
R<error:$-.$-.$-:$*>.$*		$#error$@$1.$2.$3$: $4
R<error:$*>.$*			$#error$@5.1.0$: $1
R<local>.<@$*>:$*	$@$>97 $2			local address, retry
R<local>.$*<@$*>	$@$>97 $1			local address, retry
R<local:$+>.$*		$@$>97 $1			special case local
R<$=w>.$*<$*>$*		$@$>97 $2$3$4			delete local host
R<$-:$=w>.$*<$*>$*	$@$>97 $3$4$5			delete local host
R<$-:$=w>.$*		$#local$:@$3			local
R<$=Z>.$*<$*>$*	$@$>97 $2$3$4			delete local host
R<$-:$=Z>.$*<$*>$*	$@$>97 $3$4$5			delete local host
R<smtp-ignmx>.$*<@$*>$*	$:<smtp:[$2]>.$1<@$2>$3		deliver w/o MX lookup
R<$-:ignmx>.$*<@$*>$*	$:<$1:[$3]>.$2<@$3>$4		deliver w/o MX lookup
R<smtp-ignmx:$*>.$*	$:<smtp:[$1]>.$2		deliver w/o MX lookup
R<$-:ignmx:$*>.$*	$:<$1:[$2]>.$3			deliver w/o MX lookup
R<smtp-mx>.$*<@$*>$*	$:<smtp:$2$X>.$1<@$2>$3		deliver with MX lookup
R<$-:mx>.$*<@$*>$*	$:<$1:$3$X>.$2<@$3>$4		deliver with MX lookup
R<smtp-mx:$*>.$*<@$*>$*	$:<smtp:$3$X:$1>.$2<@$3>$4	deliver with MX, static
R<$-:mx:$*>.$*<@$*>$*	$:<$1:$4$X:$2>.$3<@$4>$5	deliver with MX, static
R<$-:$+@$+>.$*		$:<$1:$3>.$2<@$3>		special case deliver
R<relay:$*$~X>.$*	$#relay$@$1$2$X$:$3		send to relay
R<smtp:$*$~X>.$*	$#smtp$@$1$2$X$:$3		send to destination
R<esmtp:$*$~X>.$*	$#esmtp$@$1$2$X$:$3		send to destination
R<smtp8:$*$~X>.$*	$#smtp8$@$1$2$X$:$3		send to destination
R<$-:$+>.$*		$#$1$@$2$:$3			with specific mailer
R<$*$~X>.$*		$#smtp$@$1$2$X$:$3		multi-token: smtp
R<$+>.$*		$#smtp$@$1$:$2			multi-token: smtp


######################################################################
######################################################################
#####
#####			MAILER DEFINITIONS
#####
######################################################################
######################################################################


Mlocal,   P=/usr/libexec/mail.local,	F=lsDFMAw5:/|@qrmn,	S=10, R=20/0,
	  T=DNS/RFC822/X-Unix,
	  A=mail -d $u
Mprog,    P=/bin/sh,	F=lsDFMoqeuP,	S=10, R=20/0,
	  T=X-Unix, D=$z:/,
	  A=sh -c $u

Msmtp,    P=[IPC],	F=mDFuX,	S=11, R=21,
	  T=DNS/RFC822/SMTP, E=\r\n, L=990,
	  A=IPC $h
Msmtp2,   P=[IPC],	F=mDFuX,	S=16, R=26,
	  T=DNS/RFC822/SMTP,
	  A=IPC $h, E=\r\n, L=990
Mesmtp,   P=[IPC],	F=mDFMuXa,	S=11, R=21,
	  T=DNS/RFC822/SMTP, E=\r\n, L=990,
	  A=IPC $h
Msmtp8,   P=[IPC],	F=mDFMuX8,	S=11, R=21,
	  T=DNS/RFC822/SMTP, E=\r\n, L=990,
	  A=IPC $h
Mrelay,   P=[IPC],	F=mDFMuX8,	S=11, R=29,
	  T=DNS/RFC822/SMTP, E=\r\n, L=2040,
	  A=IPC $h



##############################
#   Sender field rewriting   #
##############################

S10
R<@>			$n				errors to mailer-daemon

S11
R$*<@$*>$*		$@$1<@$2>$3			already qualified

# output local host as user@host.domain
R$=S			$@$1<@$j>			show exposed names
R$+			$@$1<@$S>			user w/o host


S16

R$+<@$=w>		$@$1<@$Y>			my name
R$+<@$=Z>		$@$1<@$Y>			accept addrs

R$*<@$*>$*		$@$>11 $1<@$2>$3		already qualified

R$+			$@$1<@$Y>			user w/o host


##################################
#   Receipient field rewriting   #
##################################

S20
R$+<@$*>		$:$1				strip host part

S21

R$+<@$+.UUCP>		$@$2!$1				user@host.UUCP
R$*<@$*>$*		$@$1<@$2>$3			already qualified

# output local host as user@host.domain
R$=S			$@$1<@$j>			show exposed names
R$+			$@$1<@$j>			user w/o host


S26

R$+<@$=w>		$@$1<@$Y>			my name
R$+<@$=Z>		$@$1<@$Y>			accept addrs

R$*<@$*>$*		$@$>21 $1<@$2>$3		already qualified

R$+			$@$1<@$Y>			user w/o host


Scheck_compat
R$+ $| $+		$: $2 $| $>3 $1
R$+ $| $+		$: $2 $| $>3 $1
Rhnakamur $| $*		$@ OK
Rhnakamur<@$+> $| $*	$@ OK
Rnobody $| $*		$@ OK
Rnobody<@$+> $| $*	$@ OK
R$* $| $*<@$+>$*	$# error $: no permission
R$* $| $*		$@ OK