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- <?xml version="1.0" encoding="utf-8"?>
- <appendix id="ap_glossary">
- <title>Glossary</title>
- <variablelist>
- <title>A</title>
- <varlistentry id="gt_account">
- <term>
- Account
- </term>
- <listitem>
- <para>
- An account represents an identity within Claws Mail. As such only
- one email address is associated with each account. However, the number
- of accounts you can setup is unlimited.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_action_rules">
- <term>
- Action (filtering/processing rules)
- </term>
- <listitem>
- <para>
- An action is something that is performed on a message when it matches
- the rule conditions. A typical action is moving the message to a
- particular folder. See also <xref linkend="gt_condition_rules" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_actions">
- <term>
- Actions
- </term>
- <listitem>
- <para>
- Actions are user-defined commands that can be applied to a message, or
- part of a message, using a special syntax. They are presented to the
- user in a customisable menu.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_addressbook">
- <term>
- Address book
- </term>
- <listitem>
- <para>
- Storage for names, mail addresses and custom user attributes. Also
- provides access to <xref linkend="gt_ldap" /> servers and <xref
- linkend="gt_vcard" /> files.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_ascii">
- <term>
- <acronym>ASCII</acronym>
- </term>
- <listitem>
- <para>
- American Standard Code for Information Interchange. A standard <xref
- linkend="gt_character_encoding" /> using 7 bit. It's defined as an
- Internet standard in <ulink url="http://www.ietf.org/rfc/rfc20.txt"
- >RFC 20</ulink>.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_attachment">
- <term>
- Attachment
- </term>
- <listitem>
- <para>
- Additional file(s) included with a mail message. Some attachments can
- be displayed by Claws Mail, others require external programs.
- <xref linkend="gt_plugins" /> can provide additional functions for
- attachments.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- <!--
- <variablelist>
- <title>B</title>
- <varlistentry id="">
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- -->
- <variablelist>
- <title>C</title>
- <varlistentry id="gt_character_encoding">
- <term>
- Character encoding
- </term>
- <listitem>
- <para>
- A map between written symbols, like letters and other symbols, and the
- numbers used to represent them inside the computer. The most well-known
- character encoding is probably <xref linkend="gt_ascii" />, but it has
- been superseded by others, such as <xref linkend="gt_utf8" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_compose">
- <term>
- Compose
- </term>
- <listitem>
- <para>
- Create new a message text or a reply to a received mail in the Compose
- window.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_condition_rules">
- <term>
- Condition (filtering/processing rules)
- </term>
- <listitem>
- <para>
- The prerequisites that a mail message must fulfil in order for the
- rule's action to be executed. See also <xref
- linkend="gt_action_rules" />.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>D</title>
- <varlistentry id="gt_digital_signature">
- <term>
- Digital signature (<acronym>GPG</acronym>)
- </term>
- <listitem>
- <para>
- A piece of data obtained from merging a message and a cryptographic key
- which ensures message authorship, in a similar way that a hand-written
- signature does in a document. This piece of data is sent with the m
- essage so the recipient can verify its validity.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>E</title>
- <varlistentry id="gt_encryption">
- <term>
- Encryption (GPG)
- </term>
- <listitem>
- <para>
- Scrambling a message with a cryptographic key so that only the
- recipient and ownwer of the key password can unscramble it for reading.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>F</title>
- <varlistentry id="gt_face">
- <term>
- Face
- </term>
- <listitem>
- <para>
- A more modern implementation of the <xref linkend="gt_xface" />, it's a
- coloured image (48x48 pixels) included in the message headers.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_filtering_rule">
- <term>
- Filtering rule
- </term>
- <listitem>
- <para>
- A <xref linkend="gt_rule" /> applied to incoming messages. Filtering
- rules can be also applied manually to the contents of any folder.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_folder">
- <term>
- Folder
- </term>
- <listitem>
- <para>
- A folder is the primary message container. Folders can be local or
- remote, but they are managed in a uniform way by Claws Mail.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_forward">
- <term>
- Forward
- </term>
- <listitem>
- <para>
- To send a copy of a received mail to another recipient, optionally
- adding your own message.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- <!--
- <variablelist>
- <title>G</title>
- <varlistentry>
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- -->
- <variablelist>
- <title>H</title>
- <varlistentry id="gt_headers">
- <term>
- Headers
- </term>
- <listitem>
- <para>
- Machine readable lines which form the first part of a mail message. The
- purpose of headers varies; Typical headers are From and To which state
- the sender and recipient of the message, others are used by the mail
- system. Some headers are optional and are used to provide additional
- information, such as <xref linkend="gt_xface" /> or <xref
- linkend="gt_face" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_html">
- <term>
- <acronym>HTML</acronym>
- </term>
- <listitem>
- <para>
- Acronym for Hyper-Text Markup Language. It was the standard language to
- encode web pages in the beginning of the <xref linkend="gt_www" />.
- Some mail clients use this language to encode the textual body of mails
- in order to craft special effects to text at the cost of multiplying
- the message size several times. HTML mail is also widely used by
- spammers to send <xref linkend="gt_spam" />.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>I</title>
- <varlistentry id="gt_imap">
- <term>
- <acronym>IMAP4</acronym>
- </term>
- <listitem>
- <para>
- Internet Messaging Access Protocol (version 4). A protocol for
- accessing email on a remote server from a local client. All messages
- are stored in the remote server.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_immediate_execution">
- <term>
- Immediate execution
- </term>
- <listitem>
- <para>
- When the <quote>Execute immediately when moving or deleting
- messages</quote> option is used, operations
- performed on messages, (like deletions or movements), are performed
- immediately. If the option is turned off, all operations performed on
- messages by the user are only carried out when the
- <quote>Execute</quote> button is pressed.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_isp">
- <term>
- <acronym>ISP</acronym>
- </term>
- <listitem>
- <para>
- Internet Service Provider. A company which provides Internet access to
- its customers. In the dialup access age these were the big telephony
- companies, with the arrival of broadband access the number of companies
- and types of services offered has grown exponentially.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- <!--
- <variablelist>
- <title>J</title>
- <varlistentry id="">
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>K</title>
- <varlistentry id="">
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- -->
- <variablelist>
- <title>L</title>
- <varlistentry id="gt_ldap">
- <term>
- <acronym>LDAP</acronym>
- </term>
- <listitem>
- <para>
- Lightweight Directory Access Protocol. A protocol for accessing
- information directories such as organisations, individuals, phone
- numbers, and addresses.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_ldif">
- <term>
- <acronym>LDIF</acronym>
- </term>
- <listitem>
- <para>
- LDAP Data Interchange Format. A text file format widely used for moving
- data between <xref linkend="gt_ldap" /> servers and/or other programs.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_local_mbox_file">
- <term>
- Local mbox file
- </term>
- <listitem>
- <para>
- A local mailbox spool file in <xref linkend="gt_mbox" /> format.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_log_window">
- <term>
- Log window
- </term>
- <listitem>
- <para>
- A special window which records protocol operations in detail that are
- performed by Claws Mail. It's a useful tool for debugging.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>M</title>
- <varlistentry id="gt_mailbox">
- <term>
- Mailbox
- </term>
- <listitem>
- <para>
- The root folder of the folder hierarchy.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_maildir">
- <term>
- Maildir
- </term>
- <listitem>
- <para>
- A mailbox format in which all mail is kept in separate files.
- Maildir++ is an extension to the maildir format.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_mailinglist">
- <term>
- Mailing-List
- </term>
- <listitem>
- <para>
- Electronic mailing-lists are a special usage of email that allows for
- widespread distribution of information to many Internet users. They
- often take the form of discussion lists, like the Claws Mail users'
- list, where a subscriber uses the mailing-list to send messages to all
- the other subscribers, who may answer in similar fashion.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_mark_message">
- <term>
- Mark (message)
- </term>
- <listitem>
- <para>
- An arbitrary indicator that can be set on a message by the user in
- order to draw attention to the message. Marks are shown in the Mark
- column of the Message List.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_mbox">
- <term>
- MBox
- </term>
- <listitem>
- <para>
- A mailbox format in which all mail is concatenated and stored in a
- single file. The mbox format supported by Claws Mail is
- <literal>mboxrd</literal>.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_message">
- <term>
- Message
- </term>
- <listitem>
- <para>
- A message is the basic piece of information handled by Claws Mail.
- A message is usually an email message, which is stored in <xref
- linkend="gt_mh" /> format on disk. Other kinds of messages (and storage
- formats) can be handled through <xref linkend="gt_plugins" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_mh">
- <term>
- MH
- </term>
- <listitem>
- <para>
- A mailbox format in which all mail is kept in separate files. This is
- the default mailbox format used by Claws Mail.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_mime">
- <term>
- <acronym>MIME</acronym>
- </term>
- <listitem>
- <para>
- Multipurpose Internet Mail Extensions. Internet standards for
- representing binary data in <xref linkend="gt_ascii" /> text format,
- <xref linkend="gt_headers" /> encoding and <xref
- linkend="gt_attachment" />s.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>N</title>
- <varlistentry id="gt_nntp">
- <term>
- <acronym>NNTP</acronym>
- </term>
- <listitem>
- <para>
- Network News Transfer Protocol. The protocol used to post, distribute,
- and retrieve <xref linkend="gt_usenet" /> messages, also called news
- articles or simply news for short.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_newsgroups">
- <term>
- Newsgroups
- </term>
- <listitem>
- <para>
- A set of hierarchical partitions of <xref linkend="gt_usenet" />
- messages on a <xref linkend="gt_news_server" />. The <xref
- linkend="gt_nntp" /> protocol allows the user to subscribe to one or
- more newsgroups. New messages posted to the subscribed groups are
- automatically downloaded on connection.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_news_server">
- <term>
- News server
- </term>
- <listitem>
- <para>
- Server which provides access to <xref linkend="gt_usenet" /> messages
- in <xref linkend="gt_newsgroups" /> through the <xref linkend="gt_nntp"
- /> protocol.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- <!--
- <variablelist>
- <title>O</title>
- <varlistentry id="">
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- -->
- <variablelist>
- <title>P</title>
- <varlistentry id="gt_pdf">
- <term>
- <acronym>PDF</acronym>
- </term>
- <listitem>
- <para>
- Portable Document Format. An open binary file format developed by Adobe
- Systems to allow interchanging of printable documents between different
- platforms. Inherits some features from <xref linkend="gt_postscript" />
- but not being a language made it easier to process, especially on
- desktop computers.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_pgp_inline">
- <term>
- <acronym>PGP</acronym> Inline
- </term>
- <listitem>
- <para>
- Digital signing method which includes the signature data in the message
- body. Currently deprecated in favour of <xref linkend="gt_pgp_mime" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_pgp_mime">
- <term>
- <acronym>PGP</acronym> <acronym>MIME</acronym>
- </term>
- <listitem>
- <para>
- Digital signing method which includes the signature data as a separate
- <xref linkend="gt_mime" /> <xref linkend="gt_attachment" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_plugins">
- <term>
- Plugins
- </term>
- <listitem>
- <para>
- External modules which can be loaded and used by Claws Mail to
- extend its functionality. Technically speaking these modules are
- shared libraries which can register one or several functions to be
- called by Claws Mail when something
- <emphasis>interesting</emphasis> is being done.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_pop3">
- <term>
- <acronym>POP3</acronym>
- </term>
- <listitem>
- <para>
- Post Office Protocol (version 3). A protocol for retrieving email from
- a remote server. Messages can be automatically removed from server
- after downloading.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_postscript">
- <term>
- <acronym>PostScript</acronym>
- </term>
- <listitem>
- <para>
- Page description language primarily used and understood by printing
- devices to generate its output. Was developed by Adobe Systems and
- is now a widely used standard in the printing industry. As it's a
- fully featured interpreted language it requires some processing power
- to deal with.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_privacy_gpg">
- <term>
- Privacy (<acronym>GPG</acronym>)
- </term>
- <listitem>
- <para>
- Privacy provides methods for both signing and encrypting mail messages
- you send and also for verifying and decrypting signed and encrypted
- messages that you receive.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_processing_rule">
- <term>
- Processing rule
- </term>
- <listitem>
- <para>
- A <xref linkend="gt_rule" /> or set of rules belonging to a folder
- which are executed on entering the folder.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>Q</title>
- <varlistentry id="gt_queue">
- <term>
- Queue
- </term>
- <listitem>
- <para>
- Temporary storage for messages which are waiting to be sent, either
- because they couldn't be sent due a network failure or because the
- user requested them to be sent later.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_quick_search">
- <term>
- Quick Search
- </term>
- <listitem>
- <para>
- A powerful way to search for messages using almost any criteria that
- you can think of.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_quotation">
- <term>
- Quotation
- </term>
- <listitem>
- <para>
- When replying to a message the user will often include a quoted section
- of that message to provide the context. The quoted section is shown by
- the prepending of a common character, usually <quote>></quote>.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>R</title>
- <varlistentry id="gt_recursive_quick_search">
- <term>
- Recursive (Quick Search)
- </term>
- <listitem>
- <para>
- A recursive <xref linkend="gt_quick_search" /> will also search in all
- subfolders of the selected folder.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_redirect">
- <term>
- Redirect
- </term>
- <listitem>
- <para>
- To send a copy of a received mail in its original form to another
- recipient.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_reply">
- <term>
- Reply
- </term>
- <listitem>
- <para>
- Answer to a received message. As verb also the act of answering a
- message.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_rot13">
- <term>
- ROT-13
- </term>
- <listitem>
- <para>
- Simple <emphasis>encryption</emphasis> method used since Romans age,
- which uses an alphabet rotated thirteen positions to encode each
- letter of the message. Used sometimes to hide funny messages on mails.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_rule">
- <term>
- Rule
- </term>
- <listitem>
- <para>
- Logical structure comprised of one or more conditions (see <xref
- linkend="gt_condition_rules" />) and one or more associated actions
- (see <xref linkend="gt_action_rules" />). Rules are used for filtering
- mail messages.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>S</title>
- <varlistentry id="gt_smtp">
- <term>
- <acronym>SMTP</acronym>
- </term>
- <listitem>
- <para>
- Simple Mail Transfer Protocol. A protocol for sending email to servers.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_smtp_server">
- <term>
- <acronym>SMTP</acronym> server
- </term>
- <listitem>
- <para>
- A server which receives mail messages from other hosts and/or sends
- mail messages to other hosts using the <xref linkend="gt_smtp" />
- protocol.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_source_message">
- <term>
- Source (message)
- </term>
- <listitem>
- <para>
- The full text of a message as it is transmitted over the network. This
- includes all headers, message body and encoded attachments if present.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_spam">
- <term>
- Spam
- </term>
- <listitem>
- <para>
- Junk mail, unsolicited commercial emails.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_spell_checking">
- <term>
- Spell checking
- </term>
- <listitem>
- <para>
- Automatic verification of spelling while typing or after composition
- has finished.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_ssl">
- <term>
- <acronym>SSL</acronym>
- </term>
- <listitem>
- <para>
- Secure Sockets Layer. A protocol used to encrypt and protect data sent
- over a network.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_ssl_certificate">
- <term>
- <acronym>SSL</acronym> certificate
- </term>
- <listitem>
- <para>
- A certificate installed on a secure server that is used for
- identification.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_starttls">
- <term>
- STARTTLS
- </term>
- <listitem>
- <para>
- STARTTLS (Start Transport Layer Security) is a command used to initiate
- a secure connection between two servers using <xref linkend="gt_ssl" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_sticky_quick_search">
- <term>
- Sticky (Quick Search)
- </term>
- <listitem>
- <para>
- When the sticky option is set on <xref linkend="gt_quick_search" /> the
- search terms are not cleared when changing folders.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_synchronisation">
- <term>
- Synchronisation (folder)
- </term>
- <listitem>
- <para>
- Making the contents of a local folder mirror those of an equivalent
- remote folder in the associated mail server.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>T</title>
- <varlistentry id="gt_tcp">
- <term>
- <acronym>TCP</acronym>
- </term>
- <listitem>
- <para>
- Transmission Control Protocol. The main protocol used in the Internet.
- Allows media-independent reliable connections between two endpoints
- and is supported by all modern Operating Systems in use.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_themes">
- <term>
- Themes
- </term>
- <listitem>
- <para>
- Image sets for changing the appearance of buttons, folders and other
- graphical elements of Claws Mail.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_thread">
- <term>
- Thread (messages)
- </term>
- <listitem>
- <para>
- A set of messages loosely relating to each other.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_toolbars">
- <term>
- Toolbars
- </term>
- <listitem>
- <para>
- Sets of buttons arranged horizontally which provide access to all
- commonly used functions. Toolbars in Claws Mail can be customised.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>U</title>
- <varlistentry id="gt_uidl">
- <term>
- <acronym>UIDL</acronym>
- </term>
- <listitem>
- <para>
- Unique IDentification Listing. A <xref linkend="gt_pop3" /> command
- which allows single message handling by asigning a unique identifier
- for each message.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_url">
- <term>
- URL
- </term>
- <listitem>
- <para>
- Uniform Resource Locator. A naming scheme for objects (usually files)
- in a multi-protocol networked environment like current Internet.
- For example, this is the one of the Claws Mail home page:
- <literal>https://www.claws-mail.org</literal>.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_usenet">
- <term>
- USENET
- </term>
- <listitem>
- <para>
- User's Network. A bulletin board system of discussion groups, often
- called <xref linkend="gt_newsgroups" />.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_utf8">
- <term>
- <acronym>UTF-8</acronym>
- </term>
- <listitem>
- <para>
- 8-bit Unicode Transformation Format. A variable length character
- encoding capable of representing any universal character. An Internet
- standard defined in <ulink url="http://www.ietf.org/rfc/rfc3629.txt"
- >RFC 3629</ulink>.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>V</title>
- <varlistentry id="gt_vcard">
- <term>
- vCard
- </term>
- <listitem>
- <para>
- File format standard for Personal Data Interchange, it can hold
- information such as address, phone numbers, etc., much like the
- information usually found in a business card. They are commonly found
- attached to mail messages.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>W</title>
- <varlistentry id="gt_wrapping">
- <term>
- Wrapping
- </term>
- <listitem>
- <para>
- Restructuring of the message text based on a user-defined maximum
- number of characters per line. Wrapping ensures that paragraphs are
- justified, which means that they are aligned to the left and right
- margins.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry id="gt_www">
- <term>
- <acronym>WWW</acronym>
- </term>
- <listitem>
- <para>
- World Wide Web, the hyperlinked network of web pages across the
- Internet.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>X</title>
- <varlistentry id="gt_xface">
- <term>
- X-Face
- </term>
- <listitem>
- <para>
- Specially coded black and white image (48x48 pixels) included in the
- message headers. Capable mailers like Claws Mail and others can
- decode and show it alongside the message text. Although they are not
- unique, they can help to quickly identify the message sender. See also
- <xref linkend="gt_face" />.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- <!--
- <variablelist>
- <title>Y</title>
- <varlistentry id="">
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
-
- <variablelist>
- <title>Z</title>
- <varlistentry id="">
- <term>
- </term>
- <listitem>
- <para>
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- -->
- </appendix>
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