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+#------------------------------------------------------------------------------
+# $File: mail.news,v 1.30 2022/10/31 13:22:26 christos Exp $
+# mail.news: file(1) magic for mail and news
+#
+# Unfortunately, saved netnews also has From line added in some news software.
+#0 string From mail text
+0 string/t Relay-Version: old news text
+!:mime message/rfc822
+0 string/t #!\ rnews batched news text
+!:mime message/rfc822
+0 string/t N#!\ rnews mailed, batched news text
+!:mime message/rfc822
+0 string/t Forward\ to mail forwarding text
+!:mime message/rfc822
+0 string/t Pipe\ to mail piping text
+!:mime message/rfc822
+0 string/tc delivered-to: SMTP mail text
+!:mime message/rfc822
+0 string/tc return-path: SMTP mail text
+!:mime message/rfc822
+0 string/t Path: news text
+!:mime message/news
+0 string/t Xref: news text
+!:mime message/news
+0 string/t From: news or mail text
+!:mime message/rfc822
+0 string/t Date: news or mail text
+!:mime message/rfc822
+0 string/t Article saved news text
+!:mime message/news
+# Reference: http://quimby.gnus.org/notes/BABYL
+# Update: Joerg Jenderek
+# Note: used by Rmail in Emacs version 22 and before
+# is not text because of characters like Control-L Control-_
+0 string/b BABYL\ OPTIONS: Emacs RMAIL
+#0 string/t BABYL Emacs RMAIL text
+# https://reposcope.com/mimetype/message/x-gnu-rmail
+!:mime message/x-gnu-rmail
+# ~/RMAIL
+!:ext /
+0 string/t Received: RFC 822 mail text
+!:mime message/rfc822
+0 string/t MIME-Version: MIME entity text
+#0 string/t Content- MIME entity text
+
+# TNEF files...
+# URL: http://fileformats.archiveteam.org/wiki/Transport_Neutral_Encapsulation_Format
+# https://en.wikipedia.org/wiki/Transport_Neutral_Encapsulation_Format
+# Reference: http://mark0.net/download/triddefs_xml.7z/defs/t/tnef.trid.xml
+# https://interoperability.blob.core.windows.net/files/MS-OXTNEF/%5bMS-OXTNEF%5d-210817.pdf
+# Update: Joerg Jenderek
+# Note: moved and merged from ./msdos (version 1.154) there just called "TNEF"
+# partly verified by `tnef --list -v -f voice.tnef` and `ytnef -v triples.tnef`
+# TNEF magic From "Joomy" <joomy@se-ed.net>
+# TNEF_SIGNATURE
+0 lelong 0x223E9F78 Transport Neutral Encapsulation Format (TNEF)
+!:mime application/vnd.ms-tnef
+# winmail.dat or win.dat by Microsoft Outlook
+!:ext tnef/dat
+# https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-oxtnef/7fdb64ee-7f63-4d95-9af1-c672e7475c3a
+# LegacyKey
+#>4 uleshort x \b, key %#4.4x
+# attrLevelMessage; Level where attribute applies like: 1~attrLevelMessage 2~attrLevelAttachment
+>6 ubyte !1 \b, 1st level %#2.2x
+# other ID (like 02900000h) or TnefVersion ID (idTnefVersion=06900800h)
+>7 ubelong !0x06900800 \b, 1st id %#8.8x
+>7 ubelong =0x06900800
+# TnefVersion length like: 4
+>>11 ulelong !4 \b, TnefVersion length %x
+# TNEFVersionData; TnefVersion data like: 00010000h
+>>15 ulelong !0x00010000h \b, version %#8.8x
+# Checksum like: 1
+>>19 uleshort !1 \b, checksum %#4.4x
+# attrLevelMessage; level of attOemCodepage like: 1
+>>21 ubyte !1 \b, level %#2.2x
+# idOEMCodePage; OEMCodePage ID like: 07900600h
+>>22 ubelong =0x07900600 \b, OEM codepage
+# OEMCodePage length like: 8
+>>>26 ulelong =8
+# OEMCodePageData; PrimaryCodePage like: 1251 1252
+>>>>30 ulelong x %u
+# OEMCodePageData; SecondaryCodePage; unused and SHOULD contain zero
+>>>>34 ulelong !0 and %u
+# OEMCodePageData Checksum like: E7h E8h
+>>>>38 uleshort x (checksum %#x)
+# attrLevelMessage of attMessageClass like: 1
+>>40 ubyte !1 \b, level %u
+# idMessageClass; ID of attMessageClass like: 08800700h
+>>41 ubelong =0x08800700 \b, MessageAttribute
+# attMessageClass length like: 16 24 25
+#>>>45 ulelong x (length %u)
+# attMessageClass data like: "IPM.Microsoft Mail.Note" "IPM.Note.Portada Newseum"
+# "IPM.Appointment" "IPM.Note.Microsoft.Voicemail.UM.CA"
+>>>45 pstring/l x "%s"
+
+# From: Kevin Sullivan <ksulliva@psc.edu>
+0 string *mbx* MBX mail folder
+
+# From: Simon Matter <simon.matter@invoca.ch>
+0 string \241\002\213\015skiplist\ file\0\0\0 Cyrus skiplist DB
+0 string \241\002\213\015twoskip\ file\0\0\0\0 Cyrus twoskip DB
+
+# JAM(mbp) Fidonet message area databases
+# JHR file
+0 string JAM\0 JAM message area header file
+>12 leshort >0 (%d messages)
+
+# Squish Fidonet message area databases
+# SQD file (requires at least one message in the area)
+# XXX: Weak magic
+#256 leshort 0xAFAE4453 Squish message area data file
+#>4 leshort >0 (%d messages)
+
+#0 string \<!--\ MHonArc text/html; x-type=mhonarc
+
+# Cyrus: file(1) magic for compiled Cyrus sieve scripts
+# URL: https://www.cyrusimap.org/docs/cyrus-imapd/2.4.6/internal/bytecode.php
+# URL: http://git.cyrusimap.org/cyrus-imapd/tree/sieve/bytecode.h?h=master
+# From: Philipp Hahn <hahn@univention.de>
+
+# Compiled Cyrus sieve script
+0 string CyrSBytecode Cyrus sieve bytecode data,
+>12 belong =1 version 1, big-endian
+>12 lelong =1 version 1, little-endian
+>12 belong x version %d, network-endian
+
+# Dovecot mail server, version 2.2 and later.
+# Dovecot mailing list: dovecot@dovecot.org
+# File format spec: https://wiki.dovecot.org/Design/Dcrypt/#File_format
+# From: Stephen Gildea
+0 string CRYPTED\003\007 Dovecot encrypted message
+>9 byte x \b, dcrypt version %d