tin(5)



tin(5)                         Usenet newsreader                        tin(5)

NAME
       tin, rtin - related files

DESCRIPTION
       This  man  page  describes the various (config) files and their formats
       used by the tin(1) newsreader. All files  are  expected  to  have  unix
       style ('\n' aka LF) line endings.

FILES
       $MAILCAPS
       ~/.mailcap
       /etc/mailcap
       /usr/etc/mailcap
       /usr/local/etc/mailcap
       /etc/mail/mailcap

              mailcap(5)  files  as  defined in RFC1524. The mailcap files are
              read by tin(1) to determine how to display non-text messages  at
              the  local  site.  Any  line  that starts with "#" is a comment.
              Blank lines are ignored. Otherwise, each line defines  a  single
              mailcap  entry for a single content type. Long lines may be con-
              tinued by ending them with a backslash character, "\".

              Each individual mailcap entry consists of a content-type  speci-
              fication, a command to execute, and (possibly) a set of optional
              "flag" values.

              The "type" field is simply any legal content type  name.  It  is
              the  string  that  will be matched against the ''Content-Type:''
              header to decide if this is the mailcap entry that  matches  the
              current message. Additionally, the type field may specify a sub-
              type or a wildcard to match all subtypes.

              The "command" field is any UNIX command and is used  to  specify
              the interpreter for the given type of message. It will be passed
              to the shell via the system(3) facility.

              Semicolons and backslashes within the command or any flag  field
              must  be  quoted  with  backslashes. If the field contains "%s",
              those two characters will be replaced by the name of a file that
              contains the body of the message. If it contains "%t", those two
              characters will be replaced by the content-type field, including
              the subtype, if any. If it contains "%{" followed by a parameter
              name and a closing "}", then all those characters  will  be  re-
              placed  by  the  value  of the named parameter, if any, from the
              ''Content-Type:'' header. Finally, if the field  contains  "\%",
              those two characters will be replaced by a single "%" character.

              Besides the type and command field the following "flags" are de-
              fined:

              compose
                     The "compose" field may be used to specify a program that
                     can  be  used  to  compose a new body or body part in the
                     given format. Its intended use is to support mail compos-
                     ing agents that support the composition of multiple types
                     of mail using external  composing  agents.  As  with  the
                     view-command,  the semantics of program execution are op-
                     erating system dependent. The  result  of  the  composing
                     program  may  be  data  that is not yet suitable for mail
                     transport -- that  is,  a  Content-Transfer-Encoding  may
                     need to be applied to the data.

              composetyped
                     The  "composetyped"  field  is  similar  to the "compose"
                     field, but is to be used when the composing program needs
                     to  specify  the ''Content-Type:'' header field to be ap-
                     plied to the composed data. The "compose" field  is  sim-
                     pler,  and  is preferred for use with existing (non-mail-
                     oriented) programs for composing data in a given  format.
                     The  "composetyped"  field  is  necessary  when  the Con-
                     tent-Type information must include auxiliary  parameters,
                     and  the  composition program must then know enough about
                     mail formats to produce output  that  includes  the  mail
                     type information.

              edit   The  "edit"  field  may be used to specify a program that
                     can be used to edit a body or body part in the given for-
                     mat. In many cases, it may be identical in content to the
                     "compose" field, and shares the  operating-system  depen-
                     dent semantics for program execution.

              print  The  "print"  field may be used to specify a program that
                     can be used to print a message or body part in the  given
                     format.  As  with the view-command, the semantics of pro-
                     gram execution are operating system dependent.

              test   The "test" field may be used to test some external condi-
                     tion  (e.g., the machine architecture, or the window sys-
                     tem in use) to determine whether or not the mailcap  line
                     applies.  It  specifies  a program to be run to test some
                     condition. The semantics of execution and  of  the  value
                     returned  by the test program are operating system depen-
                     dent. If the  test  fails,  a  subsequent  mailcap  entry
                     should  be sought. Multiple test fields are not permitted
                     -- since a test can call a program, it can already be ar-
                     bitrarily complex.

              needsterminal
                     The "needsterminal" field indicates that the view-command
                     must be run on an interactive terminal. This is needed to
                     inform  window-oriented  user  agents that an interactive
                     terminal is needed. (The decision is not left exclusively
                     to  the view-command because in some circumstances it may
                     not be possible for such programs to tell whether or  not
                     they  are  on  interactive  terminals.) The needsterminal
                     command should be assumed to apply  to  the  compose  and
                     edit  commands, too, if they exist. Note that this is NOT
                     a test - it is a requirement for the environment in which
                     the  program will be executed, and should typically cause
                     the creation of a terminal window when  not  executed  on
                     either a real terminal or a terminal window.

              copiousoutput
                     The  "copiousoutput" field indicates that the output from
                     the view-command will be an extended  stream  of  output,
                     and  is to be interpreted as advice to the UA (User Agent
                     mail-reading program) that the output  should  be  either
                     paged  or  made  scroll-able.  Note that it is probably a
                     mistake if needsterminal and copiousoutput are both spec-
                     ified.

              description
                     The  "description"  field  simply  provides a textual de-
                     scription, optionally quoted, that describes the type  of
                     data,  to be used optionally by mail readers that wish to
                     describe the data before offering to display it.

              textualnewlines
                     The "textualnewlines"  field,  if  set  to  any  non-zero
                     value,  indicates that this type of data is line-oriented
                     and that, if encoded in base64, all  newlines  should  be
                     converted  to  canonical form (CRLF) before encoding, and
                     will be in that form after  decoding.  In  general,  this
                     field  is  needed  only if there is line-oriented data of
                     some type other than text/* or  non-line-  oriented  data
                     that is a subtype of text.

              x11-bitmap
                     The  "x11-bitmap" field names a file, in X11 bitmap (xbm)
                     format, which points to an appropriate icon to be used to
                     visually denote the presence of this kind of data.

              nametemplate
                     The  "nametemplate"  field  gives  a  filename format, in
                     which %s will be replaced by a  short  unique  string  to
                     give  the  name of the temporary file to be passed to the
                     viewing command. This is only expected to be relevant  in
                     environments  where  filename  extensions are meaningful,
                     e.g., one could specify that a GIF file being passed to a
                     gif  viewer  should have a name ending in ".gif" by using
                     "nametemplate=%s.gif"

              tin(1) currently only respects the "test", "description", "name-
              template"  and partly the "needsterminal" flags, all other flags
              are internally ignored. It also can't handle the "%F"  and  "%n"
              expansions yet.

              Example:
                     # mailcap file example
                     image/*;\
                        xv -8 -geometry +0 '%s';\
                        description=%{name} %t-Image;\
                        test=test "$DISPLAY" != "";\
                        nametemplate=%s.IMAGE

                     message/rfc822;\
                        ${PAGER:-"more"} '%s';\
                        edit=${EDITOR:-"vi"} '%s';\
                        compose=${EDITOR:-"vi"} '%s';\
                        print=a2ps '%s';\
                        needsterminal

       /etc/nntpserver

              default  NNTP-server  to  read news from if not reading from the
              local spool.  '-g server', $NNTPSERVER have higher priority  (in
              that  order), the default server given at compile time has lower
              priority.

       ${TIN_HOMEDIR:-"$HOME"}/.cancelsecret

              secret to be used for cancel-locks if tin(1) is built with  sup-
              port  for it. An empty secret file disables the cancel-lock cre-
              ation in that case. This file should be  readable  only  by  the
              user.

       ${TIN_HOMEDIR:-"$HOME"}/.mime.types
       /etc/mime.types
       /etc/tin/mime.types

              mime type / filename extension pairs

       ${TIN_HOMEDIR:-"$HOME"}/.newsauth

              "nntpserver[:port]  password [user]" pairs for NNTP servers that
              require authorization.  If the password contains a  space  or  a
              tab  it  must  be enclosed in double quotes (").  Usernames must
              not be enclosed in double quotes and thus can't  contain  spaces
              or  tabs.   Any  line  that starts with "#" is a comment.  Blank
              lines are ignored.  This file should be readable  only  for  the
              user  as it contains the user's unencrypted password for reading
              news!

              nntpserver
                     full qualified domain name of the news server.  Addition-
                     ally, a port can be specified by appending :portnumber.

              password
                     user's unencrypted password for reading news.

              user   username  on the news server if it differs from the local
                     login. This field is optional.

              Example:
                     # sample .newsauth file
                     news.example.org  secret
                     news.example.net  arcane  guest
                     news.example.com  "top secret"  james.bond@example.com

       ${TIN_HOMEDIR:-"$HOME"}/.newsrc

              "newsgroupflag [article[,article | -article]...]"  lines.

              newsgroup
                     the name of the newsgroup.

              flag   a flag indicating if the group is subscribed ':'  or  not
                     '!'.

              article
                     range  of  already read articles from that group; numbers
                     separated by commas  with  sequential  numbers  collapsed
                     with  hyphens. Empty lines and lines which start with "#"
                     are ignored and not written back.

              Example:
                     # sample .newsrc file
                     news.software.b! 1-666,669
                     news.software.nntp: 1-13245,13247,13249
                     news.software.readers: 1-19567,19571-19597

       ${TIN_HOMEDIR:-"$HOME"}/.tin/$NNTPSERVER${NNTPPORT:+":$NNTPPORT"}/.oldnewsrc

              backup of ${TIN_HOMEDIR:-"$HOME"}/.newsrc

       ${TIN_HOMEDIR:-"$HOME"}/.signature
       ${TIN_HOMEDIR:-"$HOME"}/.Sig

              signature

       ${TIN_HOMEDIR:-"$HOME"}/.sigfixed

              fixed part of a randomly generated signature

       ${TIN_HOMEDIR:-"$HOME"}/.tin/.inputhistory

              history of last used strings

       ${TIN_INDEX_MAILDIR:-"${TIN_HOMEDIR:-"$HOME"}/.tin"}/.mail/

              mailgroups index files

       ${TIN_INDEX_NEWSDIR:-"${TIN_HOMEDIR:-"$HOME"}/.tin"}/.news${NNTPSERVER:+"-$NNTPSERVER"}/

              newsgroups index files

       ${TIN_INDEX_SAVEDIR:-"${TIN_HOMEDIR:-"$HOME"}/.tin"}/.save/

              saved newsgroups index files

       ${TIN_HOMEDIR:-"$HOME"}/.tin/active.mail

              active file ("mailgroupname maxnum minnum mailspool" quadruples)
              of  user's mailgroups (requires tin(1) to be built with mh-mail-
              handling support).

              mailgroupname
                     must be the pathname of the mailbox relative to field  #4
                     with '/' changed to '.'

              maxnum just  put  a large number here, something higher than the
                     highest message in the mailbox

              minnum put 0 here

              mailspool
                     path of mail spool directory. This must be the full path-
                     name to the root of the mail folder area.

              Example:
                     Mail.inbox  12345 00000 /home/foo
                     Mail.outbox 23456 00000 /home/foo

              This  allows  access to the 'inbox' and 'outbox' folders of user
              foo.    They   are   accessed   via   /home/foo/Mail/inbox   and
              /home/foo/Mail/outbox

       ${TIN_HOMEDIR:-"$HOME"}/.tin/active.save

              active file of user's saved newsgroups, used by tin -R.

       /etc/tin/attributes
       ${TIN_HOMEDIR:-"$HOME"}/.tin/attributes

              The  group  attributes files may be used to override some global
              settings from ${TIN_HOMEDIR:-"$HOME"}/.tin/tinrc on a per  group
              basis.  Order is important as last match counts; this allows one
              to  refine  attributes  for  narrowed  scopes.  Note  that   the
              scope=<grouplist> line has to be specified before the attributes
              are specified for that list and each attribute can only  be  set
              once  per  scope section. All attributes are set to a reasonable
              default so you only have to specify the attribute that you  want
              to  change.  All toggle attributes are set by specifying ON/OFF.
              Otherwise, they function exactly as  their  global  equivalents.
              The following group attributes are available:

              scope  This  changes  the list of groups to which the attributes
                     that follow will be applied. See  the  section  NEWSGROUP
                     LISTS & WILDCARDS in tin(1) for the types of pattern that
                     can be used here.

              add_posted_to_filter
                     Identical to the tinrc variable of the same name

              advertising
                     Identical to the tinrc variable of the same name

              alternative_handling
                     Identical to the tinrc variable of the same name

              ask_for_metamail
                     Identical to the tinrc variable of the same name

              auto_cc_bcc
                     Identical to the tinrc variable of the same name

              auto_list_thread
                     Identical to the tinrc variable of the same name

              auto_select
                     Automatically  perform  the  GroupMarkUnselArtRead  ('X')
                     command after entering the group.

              batch_save
                     Can  be used to override the global setting in tinrc on a
                     per group basis. For more information read section  AUTO-
                     MATIC MAILING AND SAVING NEW NEWS in tin(1).

              date_format
                     Identical to the tinrc variable of the same name

              delete_tmp_files
                     If  this is set to ON, then saved article files that have
                     been post-processed will be automatically deleted, other-
                     wise  the  user will be asked whether to delete the post-
                     processed files. Automatic processing of marked  articles
                     using GroupAutoSave ('S') will suppress prompting.

              editor_format
                     Identical to the tinrc variable of the same name

              extquote_handling
                     Identical to the tinrc variable of the same name

              fcc    Mailbox  to save sent mails. The format of the mailbox is
                     controlled via the tinrc mailbox_format variable.

              followup_to
                     Set ''Followup-To:'' header to the specified group(s).

              from   Identical to the tinrc variable mail_address

              group_catchup_on_exit
                     Identical to the tinrc variable of the same name

              group_format
                     Identical to the tinrc variable of the same name

              mail_8bit_header
                     Identical to the tinrc variable of the same name

              mail_mime_encoding
                     Identical to the tinrc variable of the same name

              maildir
                     Identical to the tinrc variable of the same name

              mailing_list
                     Used when a group is a mailing list. All responses to the
                     group will be directed to this email address instead

              mark_ignore_tags
                     Identical to the tinrc variable of the same name

              mark_saved_read
                     Identical to the tinrc variable of the same name

              mime_forward
                     Determines  whether  usenet articles are forwarded as at-
                     tachment or inline. When set to OFF, the forwarded  arti-
                     cle  will be included in the body of the mail, while set-
                     ting this variable to ON will cause the article to be at-
                     tached  as a separate MIME part. Enabling mime_forward is
                     particularly useful for articles consisting  of  multiple
                     MIME  parts such as PGP/MIME signed messages or being en-
                     coded in a different character set than your  local  one.
                     It is also useful if the receiver should be able to oper-
                     ate on the entire forwarded article (i.e., view  or  save
                     it without your comments). On the other hand, if you want
                     to forward only some parts of the article  or  to  insert
                     'inline'  annotations, you might want to disable this op-
                     tion.  Currently mime_forward is forced if the article to
                     be  attached is a multipart MIME article, this may change
                     in a future version.  Please note that for this option to
                     have effect, the tinrc variable interactive_mailer has to
                     be set to 0 (which is the default).

              mime_types_to_save
                     A comma separated list of MIME major/minor  Content-Types
                     that  will be saved when using the view/save and save/au-
                     tosave features.  A single * can be used to wildcard  the
                     major and/or minor type and a ! as the first character in
                     an   entry   will    negate    it,    eg:    image/*,!im-
                     age/bmp,!text/html. Default is */*

              news_headers_to_display
                     Identical to the tinrc variable of the same name

              news_headers_to_not_display
                     Identical to the tinrc variable of the same name

              news_quote_format
                     Identical to the tinrc variable of the same name

              organization
                     This  can be used to set the article header field ''Orga-
                     nization:''. It overrides the setting (if any) of organi-
                     zation  in  /etc/tin/tin.defaults  and  $ORGANIZATION (or
                     $NEWSORG on Apollo DomainOS). If it points to a  readable
                     file a random line from that file will be used. Note that
                     some news servers might still overwrite  the  ''Organiza-
                     tion:'' header.

              pos_first_unread
                     Identical to the tinrc variable of the same name

              post_8bit_header
                     Identical to the tinrc variable of the same name

              post_mime_encoding
                     Identical to the tinrc variable of the same name

              post_process_type
                     Identical to the tinrc variable of the same name

              post_process_view
                     Identical to the tinrc variable of the same name

              print_header
                     Identical to the tinrc variable of the same name

              process_only_unread
                     Identical to the tinrc variable of the same name

              prompt_followupto
                     Identical to the tinrc variable of the same name

              quote_chars
                     Identical to the tinrc variable of the same name

              savedir
                     Identical to the tinrc variable of the same name

              savefile

              show_art_score
                     Identical to the tinrc variable of the same name

              show_author
                     Identical to the tinrc variable of the same name

              show_only_unread_arts
                     Identical to the tinrc variable of the same name

              show_signatures
                     Identical to the tinrc variable of the same name

              sigdashes
                     Identical to the tinrc variable of the same name

              sigfile
                     Identical to the tinrc variable of the same name

              signature_repost
                     Identical to the tinrc variable of the same name

              sort_article_type
                     Identical to the tinrc variable sort_article_type

              sort_threads_type
                     Identical to the tinrc variable of the same name

              tex2iso_conv
                     Identical to the tinrc variable of the same name

              thread_articles
                     Identical to the tinrc variable of the same name

              thread_catchup_on_exit
                     Identical to the tinrc variable of the same name

              thread_format
                     Identical to the tinrc variable of the same name

              thread_perc
                     Identical to the tinrc variable of the same name

              trim_article_body
                     Identical to the tinrc variable of the same name

              suppress_soft_hyphens
                     Identical to the tinrc variable of the same name

              verbatim_handling
                     Identical to the tinrc variable of the same name

              wrap_on_next_unread
                     Identical to the tinrc variable of the same name

              x_body A piece of text that will be added at the start of a mes-
                     sage body. If this string starts with a / or ~ then it is
                     assumed  to  be the name of a file containing the text to
                     insert. If the string starts with a ! then  what  follows
                     is  assumed to be the path to a program to be executed to
                     generate the content.  %G  is  expanded  to  the  current
                     news.group.name and %P is expanded to the news.group.name
                     with all '.' replaced by '/'.

              x_comment_to
                     Insert ''X-Comment-To:'' header, this is only  useful  in
                     FIDO groups.

              x_headers
                     A  string  including  header-name and the contents of the
                     header that will be automatically added when posting.  If
                     the  string starts with a / or ~ then it is assumed to be
                     the name of a file containing the header and its  content
                     to  be  inserted. If the string starts with a ! then what
                     follows is assumed to be the path to a program to be exe-
                     cuted  to  generate the header and its content. %G is ex-
                     panded to the current news.group.name and %P is  expanded
                     to the news.group.name with all '.' replaced by '/'.

              quick_kill_scope
                     A  comma-separated  list  of newsgroup patterns (wildmat-
                     style) to which groups the filter rule added by QuickFil-
                     terKill  will  be applied.  If unset the default from the
                     tinrc variable default_filter_kill_global will be used.

              quick_kill_expire
                     Identical to the tinrc  variable  default_filter_kill_ex-
                     pire

              quick_kill_case
                     Identical to the tinrc variable default_filter_kill_case

              quick_kill_header
                     Identical    to    the    tinrc   variable   default_fil-
                     ter_kill_header

              quick_select_scope
                     A comma-separated list of  newsgroup  patterns  (wildmat-
                     style) to which groups the filter rule added by QuickFil-
                     terSelect will be applied. If unset the default from  the
                     tinrc variable default_filter_select_global will be used.

              quick_select_expire
                     Identical to the tinrc variable default_filter_select_ex-
                     pire

              quick_select_case
                     Identical  to  the  tinrc   variable   default_filter_se-
                     lect_case

              quick_select_header
                     Identical   to   the  tinrc  variable  default_filter_se-
                     lect_header

              ispell Path and options for ispell(1)-like  spell-checker,  e.g.
                     "aspell --mode=email --dont-backup check"

              mm_network_charset
                     Identical to the tinrc variable of the same name

              undeclared_charset
                     Assume (broken) articles without MIME charset declaration
                     have this charset -- default is US-ASCII. This  attribute
                     works only on systems with working iconv(3), others might
                     have     to     compile      tin(1)      with      --dis-
                     able-mime-strict-charset.

              Example:
                     # include extra headers
                     # assume ISO-8859-1 as charset if no charset is declared
                     scope=*
                     x_headers=~/.tin/headers
                     undeclared_charset=ISO-8859-1

                     # in *sources* set post process type to shar only
                     scope=*sources*
                     post_process_type=1

                     # in *binaries* turn on full post processing,
                     # remove tmp files and set Followup-To: poster
                     scope=*binaries*
                     post_process_type=2
                     delete_tmp_files=ON
                     followup_to=poster

                     # in fido.* newsgroups change quote_chars
                     # and add X-Comment-To: line
                     scope=fido.*
                     quote_chars=%I>_
                     x_comment_to=ON

                     # in *.test newsgroups, don't append signature
                     # and preset Subject
                     scope=*.test
                     sigfile=--none
                     x_headers=Subject: test - ignore - no reply

                     # assume ISO-2022-JP-2 as charset
                     scope=fj.*,japan.*
                     undeclared_charset=ISO-2022-JP-2

       ${TIN_HOMEDIR:-"$HOME"}/.tin/filter

              The  filter  file  is used to assign scores to certain articles.
              Based on the score an article can be filtered  out  (hidden)  or
              marked  hot.  Empty  lines or lines beginning with a '#' are ig-
              nored. Multiple matching-rules in the same scope are all applied
              individually  and  not  only  when they all hit at the same time
              (logical OR not AND).

              comment
                     Every entry (rule) in the filter file might  get  a  com-
                     ment.  Multiple  lines are allowed (but only for comments
                     yet). Every line must start with the "comment="  keyword.
                     Comments  must  appear  first in the rule.  Comment lines
                     placed within a rule will be moved to the  begin  of  the
                     next rule. This might be changed in the future. Don't use
                     '#' to mark comments as those lines are ignored and  your
                     comments will get lost on the next write of the file.

              group  A  comma-separated list of newsgroup patterns in wildmat-
                     style to which groups the filter rule  will  be  applied.
                     This line is mandatory!

              case   0=case-sensitive, 1=case-insensitive

              score  Score  value  of  the  rule; can also be one of the magic
                     words "kill" or "hot".

              subj   Match against ''Subject:''. The matching type used (wild-
                     mat  or  regex) depends on the setting of the tinrc vari-
                     able wildcard.

              from   Match against ''From:''.  tin(1) converts the contents of
                     the ''From:'' header to an old style e-mail address, e.g.
                     ''some@body.example (John Doe)'' instead  of  ''John  Doe
                     <some@body.example>'',  before  trying  to match the pat-
                     terns in the filter rule. The matching type used (wildmat
                     or  regex)  depends  on the setting of the tinrc variable
                     wildcard.

              msgid  Match against ''Message-ID:'' and  full  ''References:''.
                     The  matching type used (wildmat or regex) depends on the
                     setting of the tinrc variable wildcard.

              msgid_last
                     Match against ''Message-ID:''  and  last  ''References:''
                     entry  (direct  responses)  only.  The matching type used
                     (wildmat or regex) depends on the setting  of  the  tinrc
                     variable wildcard.

              msgid_only
                     Match  against  ''Message-ID:''.  The  matching type used
                     (wildmat or regex) depends on the setting  of  the  tinrc
                     variable wildcard.

              refs_only
                     Match  against  ''References:''.  The  matching type used
                     (wildmat or regex) depends on the setting  of  the  tinrc
                     variable wildcard.

              lines  Match  against  ''Lines:'',  <num matches less than, >num
                     matches more than.

              gnksa  Match against ''From:'' address parser return codes. <num
                     matches  less  than,  >num matches more than the returned
                     numeric value.  GNKSA_LOCAL_DOMAIN_LITERAL  or  GNKSA_IN-
                     VALID_DOMAIN   are  only  returned  if  disable_gnksa_do-
                     main_check is set to false. As the built in  domain  list
                     is outdated this should be considered carefully.
                          0  GNKSA_OK
                          1  GNKSA_INTERNAL_ERROR
                        100  GNKSA_LANGLE_MISSING
                        101  GNKSA_LPAREN_MISSING
                        102  GNKSA_RPAREN_MISSING
                        103  GNKSA_ATSIGN_MISSING
                        104  GNKSA_RANGLE_MISSING
                        200  GNKSA_SINGLE_DOMAIN
                        201  GNKSA_INVALID_DOMAIN
                        202  GNKSA_ILLEGAL_DOMAIN
                        203  GNKSA_UNKNOWN_DOMAIN
                        204  GNKSA_INVALID_FQDN_CHAR
                        205  GNKSA_ZERO_LENGTH_LABEL
                        206  GNKSA_ILLEGAL_LABEL_LENGTH
                        207  GNKSA_ILLEGAL_LABEL_HYPHEN
                        208  GNKSA_ILLEGAL_LABEL_BEGNUM
                        209  GNKSA_BAD_DOMAIN_LITERAL
                        210  GNKSA_LOCAL_DOMAIN_LITERAL
                        211  GNKSA_RBRACKET_MISSING
                        300  GNKSA_LOCALPART_MISSING
                        301  GNKSA_INVALID_LOCALPART
                        302  GNKSA_ZERO_LENGTH_LOCAL_WORD
                        400  GNKSA_ILLEGAL_UNQUOTED_CHAR
                        401  GNKSA_ILLEGAL_QUOTED_CHAR
                        402  GNKSA_ILLEGAL_ENCODED_CHAR
                        403  GNKSA_BAD_ENCODE_SYNTAX
                        404  GNKSA_ILLEGAL_PAREN_CHAR
                        405  GNKSA_INVALID_REALNAME
                        406  GNKSA_MISSING_REALNAME

              xref   Match against ''Xref:'' line. Before any matching is done
                     the line is turned into the same  format  ''Newsgroups:''
                     has that is it is turned into a comma separated newsgroup
                     list  with  all  other  information  (i.e.   the  article
                     counter)  removed.  The  matching  type  used (wildmat or
                     regex) depends on the setting of the tinrc variable wild-
                     card.

              path   Match  against  ''Path:'' line. This may not work on some
                     servers. The matching type used (wildmat  or  regex)  de-
                     pends on the setting of the tinrc variable wildcard.

              time   time_t value when rule expires

              Example:
                     comment=mark all articles about tin, rtin,
                     comment=tind, ktin or cdtin as hot
                     group=*
                     case=1
                     score=hot
                     subj=\b(cd|[rk]?)?tin(d|pre)?[-.0-9]*\b

                     comment=downscore postings in nsr from google base on
                     comment=message-id or path, if both hit they end up with
                     comment=a score of -66 which is enough to mark them killed
                     group=news.software.readers
                     case=1
                     score=-33
                     path=\.googlegroups\.com!not-for-mail$
                     msgid_only=@googlegroups\.com>

       ${TIN_HOMEDIR:-"$HOME"}/.tin/keymap${${LC_ALL:-"${LC_MESSAGES:-"${LC_CTYPE:-"$LANG"}"}"}:+".${LC_ALL:-"${LC_MESSAGES:-"${LC_CTYPE:-"$LANG"}"}"}"}
       /etc/tin/keymap${${LC_ALL:-"${LC_MESSAGES:-"${LC_CTYPE:-"$LANG"}"}"}:+".${LC_ALL:-"${LC_MESSAGES:-"${LC_CTYPE:-"$LANG"}"}"}"}

              Keymap-file,  containing "keyname value [value]" pairs separated
              by spaces or tabs. If the keymap-file named with full  specified
              locale(5) is not found, less specific ones are looked for. Vari-
              ous parts will be stripped off the name, in the following  order
              codeset, normalized codeset, territory and modifier when looking
              for the keymap-file.  Below is a list of all rebindable keynames
              and  their  defaults.  If a keyname is bound to NULL it is unas-
              signed.

              ShellEscape                    !
              SetRange                       #
              LastPage                       $
              ToggleColor                    &
              LastViewed                     -
              SearchRepeat                   \
              SearchSubjF                    /
              SearchSubjB                    ?
              SearchAuthB                    A
              SearchBody                     B
              CatchupNextUnread              C
              EditFilter                     E
              ToggleHelpDisplay              H
              ToggleInverseVideo             I
              ConnectionInfo                 J
              LookupMessage                  L
              OptionMenu                     M
              Postponed                      O    ^O
              QuitTin                        Q
              BugReport                      R
              DisplayPostHist                W
              MarkThrUnread                  Z
              FirstPage                      ^
              SearchAuthF                    a
              Catchup                        c
              Help                           h
              ToggleInfoLastLine             i
              Down                           j    ^N
              Up                             k    ^P
              Print                          o
              Quit                           q
              Version                        v
              Post                           w
              MarkArtUnread                  z
              QuickFilterSelect              [
              QuickFilterKill                ]
              Pipe                           |
              ScrollUp                       <
              ScrollDown                     >
              PageUp                         b    ^B   ^U
              PageDown                       ^D   ^F   SPACE
              RedrawScr                      ^L
              Postponed                      ^O
              MenuFilterSelect               ^A
              MenuFilterKill                 ^K
              MarkFeedRead                   ^X
              MarkFeedUnread                 ^W

              AttachSelect                   ^J   ^M
              AttachPipe                     p
              AttachSave                     s
              AttachTag                      t
              AttachUntag                    U
              AttachTagPattern               =
              AttachToggleTagged             @

              ConfigToggleAttrib             TAB
              ConfigSelect                   ^J   ^M
              ConfigLastPage                 G
              ConfigNoSave                   Q
              ConfigScopeMenu                S
              ConfigFirstPage                g
              ConfigResetAttrib              r

              FeedTag                        T
              FeedArt                        a
              FeedHot                        h
              FeedPat                        p
              FeedRepost                     r
              FeedSupersede                  s
              FeedThd                        t

              FilterEdit                     e
              FilterSave                     s

              GroupNextUnreadArtOrGrp        TAB
              GroupReadBasenote              ^J   ^M
              GroupSelThd                    *
              GroupDoAutoSel                 +
              GroupToggleThdSel              .
              GroupSelThdIfUnreadSelected    ;
              GroupSelPattern                =
              GroupReverseSel                @
              GroupCancel                    D
              GroupToggleGetartLimit         G
              GroupMarkThdRead               K
              GroupNextUnreadArt             N
              GroupPrevUnreadArt             P
              GroupAutoSave                  S
              GroupTagParts                  T
              GroupUntag                     U
              GroupMarkUnselArtRead          X
              GroupToggleSubjDisplay         d
              GroupGoto                      g
              GroupListThd                   l
              GroupMail                      m
              GroupNextGroup                 n
              GroupPrevGroup                 p
              GroupToggleReadUnread          r
              GroupSave                      s
              GroupTag                       t
              GroupToggleThreading           u
              GroupRepost                    x
              GroupUndoSel                   ~

              HelpLastPage                   G
              HelpFirstPage                  g

              PageReplyQuoteHeaders          ^E
              PagePGPCheckArticle            ^G
              PageToggleRaw                  ^H
              PageNextUnread                 TAB
              PageNextThd                    ^J   ^M
              PageToggleTabs                 ^T
              PageFollowupQuoteHeaders       ^W
              PageToggleTex2iso              "
              PageToggleAllHeaders           *
              PageToggleRot                  %
              PageToggleUue                  (
              PageReveal                     )
              PageSkipIncludedText           :
              PageTopThd                     <
              PageBotThd                     >
              PageCancel                     D
              PageFollowup                   F
              PageLastPage                   G
              PageKillThd                    K
              PageNextUnreadArt              N
              PagePrevUnreadArt              P
              PageReply                      R
              PageAutoSave                   S
              PageGroupSel                   T
              PageViewUrl                    U
              PageViewAttach                 V
              PageToggleHighlight            _
              PageEditArticle                e
              PageFollowupQuote              f
              PageFirstPage                  g
              PageListThd                    l
              PageMail                       m
              PageNextArt                    n
              PagePrevArt                    p
              PageReplyQuote                 r
              PageSave                       s
              PageTag                        t
              PageGotoParent                 u
              PageRepost                     x

              PgpEncSign                     b
              PgpEncrypt                     e
              PgpIncludekey                  i
              PgpSign                        s

              PostAbort                      a
              PostContinue                   c
              PostCancel                     d
              PostEdit                       e
              PostPGP                        g
              PostIspell                     i
              PostIgnore                     i
              PostMail                       m
              PostPostpone                   o
              PostPost                       p    y
              PostSupersede                  s
              PostSend                       s    y

              PostedArticlesSelect           ^J   ^M

              PostponeOverride               Y
              PostponeAll                    A

              PromptYes                      y    Y
              PromptNo                       n    N

              PProcNone                      n
              PProcShar                      s
              PProcYes                       y

              SaveAppendFile                 a
              SaveOverwriteFile              o

              SelectEnterNextUnreadGrp       TAB  n
              SelectReadGrp                  ^J   ^M
              SelectResetNewsrc              ^R
              SelectSortActive               .
              SelectNextUnreadGrp            N
              SelectSubscribePat             S
              SelectUnsubscribePat           U
              SelectQuitNoWrite              X
              SelectSyncWithActive           Y
              SelectToggleDescriptions       d
              SelectGoto                     g
              SelectMoveGrp                  m
              SelectToggleReadDisplay        r
              SelectSubscribe                s
              SelectUnsubscribe              u
              SelectYankActive               y
              SelectMarkGrpUnread            z    Z

              ScopeSelect                    ^J   ^M
              ScopeEditAttributesFile        E
              ScopeAdd                       a
              ScopeDelete                    d
              ScopeMove                      m
              ScopeRename                    r

              ThreadReadNextArtOrThread      TAB
              ThreadReadArt                  ^J   ^M
              ThreadSelArt                   *
              ThreadToggleArtSel             .
              ThreadReverseSel               @
              ThreadCancel                   D
              ThreadFollowup                 F
              ThreadMarkArtRead              K
              ThreadAutoSave                 S
              ThreadUntag                    U
              ThreadToggleSubjDisplay        d
              ThreadFollowupQuote            f
              ThreadMail                     m
              ThreadSave                     s
              ThreadTag                      t
              ThreadTagParts                 T
              ThreadUndoSel                  ~

              UrlSelect                      ^J   ^M

       ${TIN_HOMEDIR:-"$HOME"}/.tin/mailgroups

              This file provides short descriptions of  each  mailgroup.  (re-
              quires  tin(1)  to be built with mh-mail-handling support). Each
              line consist of two tab-separated fields "mailgroupname one-line
              description".

              mailgroupname
                     is the name of the newsgroup

              description
                     is a short single-line description of the group

       ${TIN_HOMEDIR:-"$HOME"}/.tin/newsrctable

              "nntpserver[:port]  newsrc [shortname [...]]"  pairs to use with
              the ''-g'' command-line switch. The matching is case-insensitive
              and  any  line  that starts with "#", ";" or " " is treated as a
              comment.

              nntpserver
                     full qualified domain name of the news server.  Addition-
                     ally,  a  port can be specified by appending :portnumber.
                     The string "default" or "*" acts as wildcard to match any
                     name, such a line should be placed last.

              newsrc related newsrc.

              shortname
                     nickname(s) for the nntpserver.

              Example:
                     # sample newsrctable file
                     news.tin.org .newsrc-tin.org tinorg
                     news.example.org /tmp/nrc-ex example ex
                     * ~/.tin/newsrcs/${NNTPSERVER-localhost}

       ${TIN_HOMEDIR:-"$HOME"}/.tin/posted

              Posting  history. The file is written by tin(1) and used by Dis-
              playPostHist ('W') command. It should not be  altered  manually.
              Any  line that starts with "#" is a comment. Blank lines are ig-
              nored. All other lines shall consist of at least four pipe-sepa-
              rated  fields,  starting  with a time stamp "dd-mm-yy", a single
              letter indicating the action  which  initiated  the  message,  a
              group  name  or a mail address the message was sent to, the sub-
              ject of the message and optionally the  messages  ''Message-ID''
              if known.

       ${TIN_HOMEDIR:-"$HOME"}/Mail/posted

              Copy  of all posted articles in mbox(5) format. The filename can
              be changed by setting posted_articles_file.

       ${TIN_HOMEDIR:-"$HOME"}/.tin/postponed.articles

              Pool of postponed articles. This file is in mbox(5) format.

       ${TIN_HOMEDIR:-"$HOME"}/.tin/$NNTPSERVER${NNTPPORT:+":$NNTPPORT"}/newsgroups

              This file a copy of the servers newsgroups file  which  provides
              short  descriptions  of  each newsgroup. It is automatically up-
              dated on startup except when using the ''-X''or ''-q''  command-
              line  option  and  an  old copy exists. Each line consist of two
              tab-separated fields "group.name                    one-line de-
              scription".

              group.name
                     is the name of the newsgroup

              one-line description
                     is a short single-line description of the group

       ${TIN_HOMEDIR:-"$HOME"}/.tin/$NNTPSERVER${NNTPPORT:+":$NNTPPORT"}/serverrc

              File  to store $NNTPSERVER and $NNTPPORT related data via a list
              of "variable=value" pairs. Currently there are  only  two  vari-
              ables, both are not meant to be changed by the user.

              version
                     Internal version number.

              last_newnews
                     Internal  timestamp  used  by tin(1) to keep track of new
                     newsgroups on the server.

       ${TIN_HOMEDIR:-"$HOME"}/.tin/$NNTPSERVER${NNTPPORT:+":$NNTPPORT"}/msglog

              File to store $NNTPSERVER and $NNTPPORT related info- and error-
              messages.  The  file is overwritten on startup and meant for de-
              bugging.

       /etc/tin/tinrc
       ${TIN_HOMEDIR:-"$HOME"}/.tin/tinrc

              At startup, tin(1) reads in the configuration  file.  This  con-
              tains  a list of "variable=value" pairs that can be used to con-
              figure the way tin(1) works. If it exists, the global configura-
              tion  file, ${TIN_LIBDIR:-NEWSLIBDIR}/tinrc is read first. After
              that,   the   user's   own   configuration   file    ${TIN_HOME-
              DIR:-"$HOME"}/.tin/tinrc  is read. The global file is useful for
              distributing system-wide defaults to new users who have no  pri-
              vate tinrc yet (see also /etc/tin/tin.defaults).

              abbreviate_groupname
                     If  ON abbreviate long newsgroup names at group selection
                     level  and  article  level  (if  necessary)  like   this:
                     news.software.readers  -> n.software.readers -> n.s.read-
                     ers -> n.s.r.  Default is OFF.

              add_posted_to_filter
                     If ON add posted articles which start  a  new  thread  to
                     filter for highlighting follow-ups. Default is ON.

              advertising
                     Turn  ON advertising in header (''User-Agent:''). Default
                     is ON.

              alternative_handling
                     If ON strip multipart/alternative messages automatically.
                     Default is ON.

              art_marked_deleted
                     The  character  used to show that an article was deleted.
                     Default is 'D'.

              art_marked_inrange
                     The character used to show that an article is in a range.
                     Default is '#'.

              art_marked_return
                     The character used to show that an article will return as
                     an unread article when the group is next entered. Default
                     is '-'.

              art_marked_selected
                     The  character  used  to  show  that an article/thread is
                     auto-selected (hot).  Default is '*'.

              art_marked_recent
                     The character used to show that an article/thread is  re-
                     cent  (not  older than X days). See also recent_time. De-
                     fault is 'o'.

              art_marked_unread
                     The character used to show that an article has  not  been
                     read.  Default is '+'.

              art_marked_read
                     The  character used to show that an article was read. De-
                     fault is ' '.

              art_marked_killed
                     The character used to show that an  article  was  killed.
                     Default is 'K'.  kill_level must be set accordingly.

              art_marked_read_selected
                     The character used to show that an article was hot before
                     it was read.  Default is ':'. kill_level must be set  ac-
                     cordingly.

              Ask before using MIME viewer (ask_for_metamail)
                     If  ON  tin(1) will ask before using a MIME viewer (meta-
                     mail_prog) to display MIME messages. This only occurs  if
                     a MIME viewer is set. Default is OFF.

              attachment_format
                     Format  string tin(1) uses for Attachment level represen-
                     tation.  Default is "%t%s%e%c%d".

              auto_cc_bcc
                     Automatically  put  your  name  in  the  ''Cc:''   and/or
                     ''Bcc:'' field when mailing an article. Default is No.

              auto_list_thread
                     If  ON  automatically  list thread when entering it using
                     right arrow key.  Default is ON.

              auto_reconnect
                     Reconnect to server automatically. Default is OFF.

              batch_save
                     If set ON articles/threads will be saved  in  batch  mode
                     when  save  ''-S'' or mail ''-M, -N'' is specified on the
                     command line. Default is ON.

              beginner_level
                     If set ON a mini menu of the most useful commands will be
                     displayed  at  the  bottom  of the screen for each level.
                     Also a short posting etiquette will  be  displayed  after
                     composing an article. Default is ON.

              cache_overview_files
                     If  ON,  create local copies of NNTP overview files. This
                     can be used to  considerably  speed  up  accessing  large
                     groups when using a slow connection.  Default is OFF.

              cancel_lock_algo
                     Use  this hash algorithm for cancel-locks. Only available
                     when built with cancel-lock support.  none  disables  the
                     generation  of cancel-locks. Valid values are none, sha1,
                     sha256 and sha512.  Default is sha1.

              catchup_read_groups
                     If set ON the user is asked when quitting if  all  groups
                     read  during  the  current session should be marked read.
                     Default is OFF.

              col_back
                     Standard background color

              col_extquote
                     Color of quoted text from external sources

              col_from
                     Color of sender (From:)

              col_head
                     Color of header-lines

              col_help
                     Color of help pages

              col_invers_bg
                     Color of background for inverse text

              col_invers_fg
                     Color of foreground for inverse text

              col_markdash
                     Color  of  words  emphasized  like   _this_.   See   also
                     word_h_display_marks and word_highlight.

              col_markslash
                     Color   of   words   emphasized  like  /this/.  See  also
                     word_h_display_marks and word_highlight.

              col_markstar
                     Color  of  words  emphasized  like   *this*.   See   also
                     word_h_display_marks and word_highlight.

              col_markstroke
                     Color   of   words   emphasized  like  -this-.  See  also
                     word_h_display_marks and word_highlight.

              col_message
                     Color of status messages in last line

              col_minihelp
                     Color of mini help menu

              col_newsheaders
                     Color of actual news header fields

              col_normal
                     Standard foreground color

              col_quote
                     Color of quoted lines

              col_quote2
                     Color of twice quoted lines

              col_quote3
                     Color of >=3 times quoted lines

              col_response
                     Color of response counter. This is  the  text  that  says
                     "Response x of y" in the article viewer.

              col_signature
                     Color of signatures

              col_score_neg
                     Color of negative score

              col_score_pos
                     Color of positive score

              col_urls
                     Color of urls highlight

              col_verbatim
                     Color of verbatim blocks

              col_subject
                     Color of article subject

              col_text
                     Color of text-lines

              col_title
                     Color of help/mail sign

              confirm_choice
                     tin(1)  can  ask  for  manual confirmation to protect the
                     user. Available choices:
                          commands: Ask for confirmation before executing cer-
                          tain  dangerous commands (e.g., Catchup ('c')). Com-
                          mands that this affects are marked  in  this  manual
                          with '[after confirmation]'.

                          quit:  You'll  be  asked to confirm that you wish to
                          exit tin(1) when you use the Quit ('q') command.

                          select: Ask for confirmation before marking all  not
                          selected  (with GroupMarkUnselArtRead ('X') command)
                          articles as read.
                     Default is commands & quit.

              date_format
                     Format string used for date representation. A description
                     of   the   different  format  options  can  be  found  at
                     strftime(3).  tin(1) uses strftime(3) when available  and
                     supports  most  format options in his fallback code.  De-
                     fault is "%a, %d %b %Y %H:%M:%S".

              default_art_search

              default_author_search

              default_config_search
                     The last article/author/config option that  was  searched
                     for.

              default_filter_days
                     Default is 28.

              default_filter_kill_case
                     Default  for quick (1 key) kill filter case.  ON = filter
                     case sensitive, OFF = ignore case. Default is OFF.

              default_filter_kill_expire
                     Default for quick (1 key) kill filter expire.  ON = limit
                     to  default_filter_days, OFF = don't ever expire. Default
                     is OFF.

              default_filter_kill_global
                     Default for quick (1 key) kill filter  global.   ON=apply
                     to all groups, OFF=apply to current group. Default is ON.

              default_filter_kill_header
                     Default for quick (1 key) kill filter header.
                        0     ''Subject:'' (case sensitive)
                        1     ''Subject:'' (ignore case)
                        2     ''From:'' (case sensitive)
                        3     ''From:'' (ignore case)
                        4     ''Message-ID:'' & full ''References:'' line
                        5     ''Message-ID:'' & last ''References:'' entry only
                        6     ''Message-ID:'' entry only
                        7     ''Lines:''

              default_filter_select_case
                     Default  for  quick  (1  key) auto-selection filter case.
                     ON=filter case sensitive,  OFF=ignore  case.  Default  is
                     OFF.

              default_filter_select_expire
                     Default  for  quick (1 key) auto-selection filter expire.
                     ON = limit to default_filter_days, OFF = don't  ever  ex-
                     pire.  Default is OFF.

              default_filter_select_global
                     Default  for  quick (1 key) auto-selection filter global.
                     ON=apply to all groups, OFF=apply to current  group.  De-
                     fault is ON.

              default_filter_select_header
                     Default for quick (1 key) auto-selection filter header.
                        0     ''Subject:'' (case sensitive)
                        1     ''Subject:'' (ignore case)
                        2     ''From:'' (case sensitive)
                        3     ''From:'' (ignore case)
                        4     ''Message-ID:'' & full ''References:'' line
                        5     ''Message-ID:'' & last ''References:'' entry only
                        6     ''Message-ID:'' entry only
                        7     ''Lines:''

              default_goto_group

              default_group_search

              default_mail_address

              default_move_group

              default_pattern

              default_pipe_command

              default_post_newsgroups

              default_post_subject

              default_range_group

              default_range_select

              default_range_thread

              default_repost_group

              default_save_file

              default_save_mode

              default_select_pattern

              default_shell_command

              default_subject_search

              draw_arrow
                     Allows groups/articles to be selected by an arrow '->' if
                     set ON or by a highlighted bar if  set  OFF.  Default  is
                     OFF.

              editor_format
                     The format string used to create the editor start command
                     with parameters.  Default is '%E +%N %F' with  %E=Editor,
                     %N=Linenumber  and  %F=Filename  (e.g., /bin/vi +7 .arti-
                     cle). See also $VISUAL and $EDITOR under "ENVIRONMENT" in
                     tin(1)

              extquote_handling
                     If  ON quotes from external sources will be detected. De-
                     fault is OFF.

              extquote_regex
                     A regular expression that will be  applied  when  reading
                     articles.  All  matching lines are shown in col_extquote.
                     If extquote_regex is blank, then tin(1) uses  a  built-in
                     default.

              force_screen_redraw
                     Specifies  whether  a screen redraw should always be done
                     after certain external commands. Default is OFF.

              getart_limit
                     If  getart_limit  is  >  0  not  more   than   the   last
                     getart_limit  articles/group are fetched from the server.
                     If getart_limit is < 0 tin(1) will start  fetching  arti-
                     cles  from  your  first  unread  minus  absolute value of
                     getart_limit. Default is 0, which means no limit.

              goto_next_unread
                     Which keys tin(1) should accept to jump to the  next  un-
                     read  article.   Possible  is any combination of PageDown
                     and PageNextUnread.  When PageDown is set tin(1) jumps to
                     the  next article at the end of the current one. When Pa-
                     geNextUnread is set tin(1) jumps immediately to the  next
                     article when PageNextUnread ('<TAB>') is pressed. Default
                     is PageNextUnread.

              group_catchup_on_exit
                     If ON catchup group when leaving with the left arrow key.
                     Default is ON.

              group_format
                     The  format  string  used for the Group level. Default is
                     "%n %m %R %L  %s  %F". The  following  substitutions  are
                     supported:
                        %D    date
                        %F    from, name and/or address
                        %I    initials
                        %L    line count
                        %M    message-id
                        %R    number of responses in thread
                        %S    score
                        %m    article marks
                        %n    current thread number
                        %s    subject
                        %%    %

              hide_uue
                     If  set  to 'No' then raw uuencoded data is displayed. If
                     set to 'Yes' then sections  of  uuencoded  data  will  be
                     shown  with  a single tag line showing the size and file-
                     name (much the same as a MIME  attachment).   If  set  to
                     'Hide  all'  then any line that looks like uuencoded data
                     will be folded into a tag line. This is useful when uuen-
                     coded  data is split across more than one article but can
                     also lead to false positives. This setting  can  also  be
                     toggled in the article viewer.  Default is 'No'.

              inews_prog
                     Path,  name and options of external inews(1).  If you are
                     reading via NNTP the default value is  "--internal"  (use
                     built-in  NNTP inews), else it is "inews -h". The article
                     is passed to inews_prog on STDIN via '< article'.

              info_in_last_line
                     If ON, show current group description or article  subject
                     in  the  last  line (not in the pager and global menu) --
                     ToggleInfoLastLine ('i') toggles setting.  This  facility
                     is useful as the full width of the screen is available to
                     display long subjects. Default is OFF.

              interactive_mailer
                     If greater than 0 your mailreader will be invoked earlier
                     for reply so you can use more of its features (e.g. MIME,
                     pgp, ...). 1 means include headers, 2 means don't include
                     headers (old use_mailreader_i=ON option). 0 turns off us-
                     age. This option has to suit mailer_format. Default is 0.

              inverse_okay
                     If ON use inverse video for page headers  and  URL  high-
                     lighting.  Default is ON.

              keep_dead_articles
                     If   ON   keep   all   failed   postings  in  ${TIN_HOME-
                     DIR:-"$HOME"}/dead.articles  besides  keeping  the   last
                     failed  posting  in ${TIN_HOMEDIR:-"$HOME"}/dead.article.
                     Default is ON.

              kill_level
                     This option controls the processing and display of  arti-
                     cles  that  are killed. There are 3 options, default is 0
                     (Kill only unread arts).

                        0  Kill only unread arts is the 'traditional' behavior
                           of  tin(1).   Only  unread articles are killed once
                           only by marking them read. As filtering  only  hap-
                           pens  on  unread articles with kill_level set to 0,
                           art_marked_killed and art_marked_read_selected  are
                           only  shown  once.  When  you reenter the group the
                           mark will be gone.

                        1  Kill all arts & show with K will process all  arti-
                           cles in the group and therefore there is a process-
                           ing overhead when using this option.  Killed  arti-
                           cles are threaded as normal but they will be marked
                           with art_marked_killed.

                        2  Kill all arts and never show will process all arti-
                           cles in the group and therefore there is a process-
                           ing overhead when using this option.  Killed  arti-
                           cles simply does not get displayed at all.

              mail_8bit_header
                     Allows  8bit  characters  unencoded in the header of mail
                     message. Default is OFF. Turning it ON is effective  only
                     if mail_mime_encoding is also set to 8bit. Leaving it OFF
                     is safe for most users and  compliant  to  Internet  Mail
                     Standard (RFC5322 and RFC2047). Default is OFF.

              mail_address
                     User's  mail  address  (and  full  name),  if  not  user-
                     name@host. This is used when creating  articles,  sending
                     mail and when pgp(1) signing.

              mail_mime_encoding
                     MIME  encoding  of the body in mail message, if necessary
                     (8bit,  base64,  quoted-printable,  7bit).   Default   is
                     quoted-printable.

              mail_quote_format
                     Format of quote line when replying (via mail) to an arti-
                     cle (%A=Address, %D=Date, %F=Fullname+Address,  %G=Group-
                     name,  %M=Message-ID,  %N=Fullname, %C=Firstname, %I=Ini-
                     tials). Default is "In article %M you wrote:"

              mailbox_format
                     Select one of the following mailbox-formats:  MBOXO  (de-
                     fault,  except  on SCO), MBOXRD or MMDF (default on SCO).
                     See mbox(5) and RFC4155 for more  details  on  MBOXO  and
                     MBOXRD and mmdf(5) for more details about MMDF.

              maildir
                     The  directory  where articles/threads are to be saved in
                     mbox(5) format. This feature is mainly for use  with  the
                     mutt(1)  mail  program.  It allows the user to save arti-
                     cles/threads/groups simply by giving '=' as the  filename
                     to save to.  Default is ${TIN_HOMEDIR:-"$HOME"}/Mail.

              mailer_format
                     The  format string used to create the mailer command with
                     parameters that is used for  mailing  articles  to  other
                     people. Default is '%M "%T" < %F' (e.g., /bin/mail "iain"
                     < ~/.article). The flexible format allows  other  mailers
                     with different command line parameters to be used such as
                        sendmail -oem -t < %F
                        mutt -s "%S" -- "%T" < %F
                        mutt -H %F
                        claws-mail --compose "mailto:%T?subject=%S&insert=%F"
                     interactive_mailer  must  be  set adequate. The following
                     substitutions are supported:
                        %F              filename
                        %M              default_mailer
                        %S              subject-field
                        %T              to-filed
                        %U              username
                        %%              %

              mark_saved_read
                     If ON mark articles that are saved as  read.  Default  is
                     ON.

              mark_ignore_tags
                     When  this  is  ON,  the  GroupMarkThdRead ('K'), Thread-
                     MarkArtRead ('K'), MarkThdUnread ('Z') at Group level and
                     MarkArtUnread  ('z')  at Thread level functions mark just
                     the current article or  thread,  ignoring  other  tagged,
                     (un)read articles. When OFF, the same function presents a
                     menu with choices of the current thread or  article,  all
                     tagged, unread articles, or nothing.

              metamail_prog
                     Path,  name  and  options of external metamail(1) program
                     used to view non-textual parts of articles.  To  use  the
                     built-in  viewer,  set to --internal. This is the default
                     value when metamail(1) is not installed. Leave  it  blank
                     if  you  don't  want any automatic viewing of non-textual
                     attachments. The PageViewAttach ('V') command can  always
                     be  used  to  manually  view  any  attachments.  See also
                     ask_for_metamail.

              mm_charset
                     Charset supported locally, which is also  used  for  MIME
                     header  (charset parameter and charset name in header en-
                     coding) in mail and news postings. If MIME_STRICT_CHARSET
                     is  defined  at  compile time, text in charset other than
                     the value of this parameter is considered not displayable
                     and represented as '?'. Otherwise, all character sets are
                     regarded as compatible with the display. If it's not set,
                     the  value  of  the  environment  variable $MM_CHARSET is
                     used. US-ASCII or compile-time default is  used  in  case
                     neither  of  them  is  defined.  If  your system supports
                     iconv(3), this option is  disabled  and  you  should  use
                     mm_network_charset instead.

              mm_network_charset
                     Charset  used  for  posting  and  MIME  headers; replaces
                     mm_charset.  Conversion  between  mm_network_charset  and
                     local charset (determined via nl_langinfo(3)) is done via
                     iconv(3), if this function is not available on your  sys-
                     tem   this  option  is  disabled  and  you  have  to  use
                     mm_charset instead. mm_network_charset is limited to  one
                     of the following charsets:
                        US-ASCII,     ISO-8859-{1,2,3,4,5,7,9,10,13,14,15,16},
                        KOI8-{R,U,RU}   EUC-{CN,JP,KR,TW},    ISO-2022-{CN,CN-
                        EXT,JP,JP-1,JP-2}, Big5, UTF-8
                     Not   all   values   might   work  on  your  system,  see
                     iconv_open(3) for more details.  If  it's  not  set,  the
                     value  of  the  environment variable $MM_CHARSET is used.
                     US-ASCII or compile-time default is used in case  neither
                     of them is defined.

              mono_markdash
                     Character  attribute  of words emphasized like _this_. It
                     depends on your terminal which attributes are usable. See
                     also word_h_display_marks and word_highlight.

              mono_markslash
                     Character  attribute  of words emphasized like /this/. It
                     depends on your terminal which attributes are usable. See
                     also word_h_display_marks and word_highlight.

              mono_markstar
                     Character  attribute  of words emphasized like *this*. It
                     depends on your terminal which attributes are usable. See
                     also word_h_display_marks and word_highlight.

              mono_markstroke
                     Character  attribute  of words emphasized like -this-. It
                     depends on your terminal which attributes are usable. See
                     also word_h_display_marks and word_highlight.

              newnews
                     These are internal timers used by tin(1) to keep track of
                     new newsgroups. Do not change them unless you  understand
                     what they are for.

              news_headers_to_display
                     Which  news  headers  you wish to see. If you want to see
                     _all_ the headers, place an '*' as this  value.  This  is
                     the  only  way a wildcard can be used.  If you enter 'X-'
                     as the value, you will see  all  headers  beginning  with
                     'X-'  (like X-Alan or X-Pape). You can list more than one
                     by delimiting with spaces. Not  defining  anything  turns
                     off this option.

              news_headers_to_not_display
                     Same as news_headers_to_display except it denotes the op-
                     posite. An example of using both options might be if  you
                     thought  'X-'  headers were A Good Thing(tm), but thought
                     Alan and Pape were miscreants... well then you  would  do
                     something     like    this:    news_headers_to_display=X-
                     news_headers_to_not_display=X-Alan  X-Pape  Not  defining
                     anything turns off this option.

              news_quote_format
                     Format of quote line when posting/following up an article
                     (%A=Address, %D=Date, %F=Fullname+Address,  %G=Groupname,
                     %M=Message-ID,  %N=Fullname,  %C=Firstname, %I=Initials).
                     Default is "%F wrote:".

              nntp_read_timeout_secs
                     Time in seconds to wait for a response from  the  server.
                     Default is 120.

              normalization_form
                     The  normalization form which should be used to normalize
                     unicode input.  The possible values are:

                        0  None: no normalization

                        1  NFKC:  Compatibility  Decomposition,  followed   by
                           Canonical Composition

                        2  NFKD: Compatibility Decomposition

                        3  NFC: Canonical Decomposition, followed by Canonical
                           Composition

                        4  NFD: Canonical Decomposition

                        5  NFKC_CF: Compatibility Decomposition,  followed  by
                           Canonical Composition and Case Folding
              Some  normalization  modes  are  only available if they are sup-
              ported by the library tin(1) uses to do the  normalization.  NFC
              should be used if possible.

              page_mime_format
                     Format  string tin(1) uses for mime header at Page level.
                     Default is "[-- %T%S%*n%z%*l%!c%!d%*e --]".

              page_uue_format
                     Format string tin(1) uses for uue header at  Page  level.
                     Default is "[-- %T%S%*n%I%!d%*e --]".

              pos_first_unread
                     If  ON put cursor at first unread article in group other-
                     wise at last article. Default is ON.

              post_8bit_header
                     Allows 8bit characters unencoded in the header of a  news
                     article,  if  set  this  also  disables the generation of
                     MIME-headers when they are usually required.  Default  is
                     OFF.  Only  enacted  if post_mime_encoding is also set to
                     8bit. In a number of local hierarchies where 8bit charac-
                     ters  are  used, using unencoded (raw) 8bit characters in
                     header is acceptable and sometimes  even  recommended  so
                     that  you need to check the convention adopted in the lo-
                     cal hierarchy of your interest to determine  what  to  do
                     with this and post_mime_encoding.

              post_mime_encoding
                     MIME  encoding of the body in news message, if necessary.
                     (8bit, base64, quoted-printable, 7bit). Default is  8bit,
                     which  leads to no encoding.  base64 and quoted-printable
                     are usually undesired on usenet.

              post_process_view
                     If ON, then tin(1) will start an appropriate viewer  pro-
                     gram  to  display  any files that were post processed and
                     uudecoded. The program is determined using the mailcap(5)
                     file. Default is ON.

              post_process_type
                     This  specifies  whether  to  perform  post processing on
                     saved articles.  Because the shell  archive  may  contain
                     commands you may not want to be executed, be careful when
                     extracting shell archives.  The following values are  al-
                     lowed:

                        0  No (default), no post processing is done.

                        1  Shell  archives,  unpacking  of  multi-part shar(1)
                           files only.

                        2  Yes, binary attachments and data  will  be  decoded
                           and saved.

              posted_articles_file
                     Keep posted articles in given file. If the given filename
                     does not contain any expandable strings it will  be  pre-
                     fixed  with ${TIN_HOMEDIR:-"$HOME"}/Mail/. If no filename
                     is set then postings will not be saved. See  the  section
                     "MAILING  PIPING  PRINTING REPOSTING AND SAVING ARTICLES"
                     for more information about the various expansion  charac-
                     ters. Default is 'posted'.

              print_header
                     If  ON,  then  the  full  article  header  is sent to the
                     printer. Otherwise only the  ''Subject:''  and  ''From:''
                     fields are output. Default is OFF.

              printer
                     The  printer  program  with options that is to be used to
                     print articles. The default is lpr(1)  for  BSD  machines
                     and  lp(1)  for  SysV  machines. Printing from tin(1) may
                     have been disabled by the System Administrator.

              process_only_unread
                     If ON only save/print/pipe/mail unread  articles  (tagged
                     articles excepted).  Default is OFF.

              prompt_followupto
                     If  ON show empty ''Followup-To:'' header when editing an
                     article.  Default is OFF.

              quote_chars
                     The character used in quoting included  text  to  article
                     followups  and mail replies. The '_' character represents
                     a blank character and is replaced with ' ' when read,  %I
                     is replaced by author's initials. Default is '>_'.

              quote_style
                     This bit coded integer value controls how articles are to
                     be quoted when following up or replying to them.  Any  of
                     the following options can be combined by adding all rele-
                     vant values. Default is 5, which means that quote charac-
                     ters are compressed and empty lines are quoted.

                        1  Compress  quotes Compress quote characters together
                           when quoting multiple times (for example, '>  >  >'
                           will  be  turned  into '>>>'). This option is on by
                           default.

                        2  Quote Signatures This option  is  off  by  default.
                           Signatures are always quoted regardless of this op-
                           tion when you are viewing an article  in  raw  mode
                           PageToggleRaw  ('^H')  and followup or reply to it.
                           Signatures are never quoted regardless of this  op-
                           tion when show_signatures is off.

                        4  Quote empty lines This option is on by default.

              quote_regex
                     A  regular  expression  that will be applied when reading
                     articles. All matching lines are shown in  col_quote.  If
                     quote_regex  is  blank,  then  tin(1) uses a built-in de-
                     fault.

              quote_regex2
                     A regular expression that will be  applied  when  reading
                     articles.  All matching lines are shown in col_quote2. If
                     quote_regex2 is blank, then tin(1) uses  a  built-in  de-
                     fault.

              quote_regex3
                     A  regular  expression  that will be applied when reading
                     articles. All matching lines are shown in col_quote3.  If
                     quote_regex3  is  blank,  then tin(1) uses a built-in de-
                     fault.

              recent_time
                     If set to 0, this feature is  deactivated,  otherwise  it
                     means the number of days. Default is 2.

              render_bidi
                     If  ON  tin(1) does the rendering of bi-directional text.
                     If OFF tin(1) leaves the rendering of bi-directional text
                     to the terminal. Default is OFF.

              reread_active_file_secs
                     The     news    ${TIN_LIBDIR:-NEWSLIBDIR}"/"${TIN_ACTIVE-
                     FILE:-active} file is reread at regular intervals to show
                     if  any  new  news  has arrived. Default is 1200. Setting
                     this to 0 will disable this feature.

              savedir
                     Directory where articles/threads are  saved.  Default  is
                     ${TIN_HOMEDIR:-"$HOME"}/News.

              score_limit_kill
                     If  the  score of an article is below or equal this value
                     the article gets marked as killed.

              score_limit_select
                     If the score of an article is above or equal  this  value
                     the article gets marked as hot.

              score_kill
                     Score  of an article which should be killed, this must be
                     <= score_limit_kill.

              score_select
                     Score of an article which should be marked hot, this must
                     be >= score_limit_select.

              scroll_lines
                     The  number of lines that will be scrolled up/down in the
                     article pager when using cursor-up/down. The default is 1
                     (line-by-line).  Set to 0 to get traditional tin(1) page-
                     by-page  scrolling.  Set  to  -1  to   get   page-by-page
                     scrolling  where the top/bottom line is carried over onto
                     the    next    page.      This     setting     supersedes
                     show_last_line_prev_page=ON.  Set  to -2 to get half-page
                     scrolling. This setting supersedes full_page_scroll=OFF.

              select_format
                     The format string used for the Selection  level.  Default
                     is  "%f %n %U  %G  %d".  The  following substitutions are
                     supported:
                        %G    group name
                        %U    unread count
                        %d    description
                        %f    group flag
                        %n    current group number
                        %%    %

              sort_function
                     Function used for sorting articles. Default is 0.

                   0  Use qsort(3) for sorting.

                   1  Use heapsort(3) for sorting. This  might  be  faster  in
                      large  groups  with  long  threads  (somewhat  presorted
                      data).

              show_author
                     Which information about the author should be  shown.  De-
                     fault is 2, authors full name.

                        0  None, only the ''Subject:'' line will be displayed.

                        1  Address,  ''Subject:''  line  & the address part of
                           the ''From:'' line are displayed.

                        2  Full Name, ''Subject:'' line  &  the  authors  full
                           name  part of the ''From:'' line are displayed (de-
                           fault).

                        3  Address and Name, ''Subject:'' line &  all  of  the
                           ''From:'' line are displayed.

              show_art_score
                     If  ON  show  article score in the lower left corner when
                     displaying  articles.    Default   is   OFF.   See   also
                     col_score_neg and col_score_pos.

              show_description
                     If ON show a short group description text after newsgroup
                     name at the group selection level.  The  ''-d''  command-
                     line flag will override the setting and turn descriptions
                     off.  The  text  used  is  taken  from   the   ${TIN_LIB-
                     DIR:-NEWSLIBDIR}/newsgroups  file  and  if supported (re-
                     quires tin(1) to be built with mh-mail-handling  support)
                     from  ${TIN_HOMEDIR:-"$HOME"}/.tin/mailgroups  for  mail-
                     groups. Default is ON.

              show_help_mail_sign
                     Allows you to select whether tin(1) shows a help  indica-
                     tion, a new mail indication, both, or neither in the var-
                     ious level titles.  Default is 3.

                        0  Don't show help or mail sign.

                        1  Show only help sign.

                        2  Show only mail sign if new mail, show only the mail
                           sign, and only if new mail has arrived.

                        3  Show  mail if new mail else help s., show mail sign
                           if new mail has arrived otherwise show help sign.

              show_only_unread_arts
                     If ON show only new/unread articles  otherwise  show  all
                     articles.  Default is ON.

              show_only_unread_groups
                     If ON show only subscribed groups that contain unread ar-
                     ticles. Default is OFF.

              show_signatures
                     If OFF don't show signatures  when  displaying  articles.
                     Default is ON.

              sigdashes
                     If  ON  prepend  the signature with sigdashes. Default is
                     ON.

              sigfile
                     The path that specifies the signature file  to  use  when
                     posting,  following  up  to or replying to an article. If
                     the path is a directory then the signature will  be  ran-
                     domly  generated from files that are in the specified di-
                     rectory. If the path starts with a ! the program the path
                     points  to  will  be executed to generate a signature. In
                     order to pass the group name to the program,  %G  can  be
                     specified.  This will be replaced by the name of the cur-
                     rent newsgroup. --none will suppress any signature.   De-
                     fault is ${TIN_HOMEDIR:-"$HOME"}/.Sig.

              signature_repost
                     If ON add signature to reposted articles. Default is ON.

              slashes_regex
                     A  regular  expression  that will be applied when reading
                     articles. All matching words are shown  in  col_markslash
                     or mono_markslash. If slashes_regex is blank, then tin(1)
                     uses a built-in default.

              sort_article_type
                     This specifies how articles should be sorted. Sort by as-
                     cending Date (6) is the default. The following sort types
                     are allowed:

                        0  Nothing, don't sort articles.

                        1  Subject:  (descending),  sort  articles  by  ''Sub-
                           ject:'' field descending.

                        2  Subject: (ascending), sort articles by ''Subject:''
                           field ascending.

                        3  From:  (descending),  sort  articles  by  ''From:''
                           field descending.

                        4  From: (ascending), sort articles by ''From:'' field
                           ascending.

                        5  Date:  (descending),  sort  articles  by  ''Date:''
                           field descending.

                        6  Date: (ascending), sort articles by ''Date:'' field
                           ascending (default).

                        7  Score  (descending),  sort  articles  by  filtering
                           score descending.

                        8  Score (ascending), sort articles by filtering score
                           ascending.

                        9  Lines: (descending), sort  articles  by  ''Lines:''
                           field descending.

                        10 Lines:  (ascending),  sort  articles  by ''Lines:''
                           field ascending.

              sort_threads_type
                     This specifies how threads will be sorted.  Sort  by  de-
                     scending  Score  (1)  is  the default. The following sort
                     types are allowed:

                        0  Nothing, don't sort threads.

                        1  Score (descending), sort threads by filtering score
                           descending (default).

                        2  Score  (ascending), sort threads by filtering score
                           ascending.

                        3  Last posting date  (descending),  sort  threads  by
                           date of last posting descending.

                        4  Last posting date (ascending), sort threads by date
                           of last posting ascending.

              spamtrap_warning_addresses
                     Set this option to a list of comma-separated  strings  to
                     be warned if you are replying to an article by mail where
                     the e-mail address contains one  of  these  strings.  The
                     matching is case-insensitive. Example:

                     spam,delete,remove

              stars_regex
                     A  regular  expression  that will be applied when reading
                     articles. All matching words are shown in col_markstar or
                     mono_markstar.  If stars_regex is blank, then tin(1) uses
                     a built-in default.

              strip_blanks
                     Strips the blanks from the end  of  each  line  therefore
                     speeding  up  the display when reading on a slow terminal
                     or via modem. Default is ON.

              strip_bogus
                     Bogus  groups  are  groups  that  are  present  in   your
                     ${TIN_HOMEDIR:-"$HOME"}/.newsrc file that no longer exist
                     on the news server. There are 3 options. 0 means do noth-
                     ing  &  always  keep  bogus groups.  1 means bogus groups
                     will be permanently removed. 2 means  that  bogus  groups
                     will  appear on the Group Selection Menu, prefixed with a
                     'D'. This allows you to unsubscribe from them as and when
                     you wish. Default is 0 (Always Keep).

              strip_newsrc
                     If  ON,  then unsubscribed groups will be permanently re-
                     moved from your ${TIN_HOMEDIR:-"$HOME"}/.newsrc file. De-
                     fault is OFF.

              strip_re_regex
                     A  regular expression to find Subject prefixes like "Re:"
                     to remove If strip_re_regex is blank, then tin(1) uses  a
                     built-in default.

              strip_was_regex
                     A  regular  expression  to  find  Subject  suffixes  like
                     "(was:" to remove.  If  strip_was_regex  is  blank,  then
                     tin(1) uses a built-in default.

              strokes_regex
                     A  regular  expression  that will be applied when reading
                     articles. All matching words are shown in  col_markstroke
                     or  mono_markstroke.   If  strokes_regex  is  blank, then
                     tin(1) uses a built-in default.

              tex2iso_conv
                     Decode German style TeX umlaut codes to ISO If  ON,  show
                     "a  as  Umlaut-a,  etc. Default is OFF. This behavior can
                     also be toggled in the  article  viewer  via  PageToggle-
                     Tex2iso ('"').

              thread_articles
                     Defines which threading method to use. The choices are:

                        0  Don't thread

                        1  Thread on Subject only

                        2  Thread on References only

                        3  Thread on References then Subject (default)

                        4  Thread multipart articles on Subject

                        5  Thread on Percentage Match of the Subjects
              It's  also possible to set the threading type on a per group ba-
              sis by setting the group attribute variable thread_articles to 0
              - 5 in the file ${TIN_HOMEDIR:-"$HOME"}/.tin/attributes.

              thread_format
                     The  format  string used for the Thread level. Default is
                     "%n %m  [%L]  %T  %F". The  following  substitutions  are
                     supported:
                        %D    date
                        %F    from, name and/or address
                        %I    initials
                        %L    line count
                        %M    message-id
                        %S    score
                        %T    thread tree
                        %m    article marks
                        %n    current article number
                        %%    %

              thread_perc
                     Defines how close the subjects must match while threading
                     by Percentage Match for threads to be considered part  of
                     a single thread. This value is in the range 0 to 100. The
                     default is 75.

              thread_catchup_on_exit
                     If ON catchup group/thread when leaving with the left ar-
                     row key. Default is ON.

              thread_score
                     How  the  total score of a thread is computed. Default is
                     0, the maximum score in this thread.

                        0  Max, the maximum score in this thread.

                        1  Sum, the sum of all scores in this thread.

                        2  Average, the average score in this thread.

              tls_ca_cert_file
                     The name of file containing all trusted  CA  certificates
                     used  for  NNTPS (RFC8143) connections. If left empty the
                     system default will be used.

              translit
                     If  ON  append  //TRANSLIT  to  the  first  argument   of
                     iconv_open(3)  to enable transliteration. This means that
                     when a character cannot  be  represented  in  the  target
                     character set, it can be approximated through one or sev-
                     eral similarly looking characters. On systems where  this
                     extension doesn't exist, this option is disabled. Default
                     is OFF.

              trim_article_body
                     Allows you to select how tin(1) treats blank lines in ar-
                     ticle  bodies.  Default is 0. This option does not affect
                     lines within verbatim blocks.

                        0  Don't trim article body, do nothing.

                        1  Skip leading blank lines.

                        2  Skip trailing blank lines.

                        3  Skip leading and trailing blank  l.,  skip  leading
                           and trailing blank lines.

                        4  Compact  multiple  between  text,  replace multiple
                           blank lines between  text  blocks  with  one  blank
                           line.

                        5  Compact multiple and skip leading, 4 + 1

                        6  Compact multiple and skip trailing, 4 + 2

                        7  Compact mltpl., skip lead. & trai., 4 + 3

              suppress_soft_hyphens
                     If  ON  remove  soft  hyphens  (U+00AD) from non verbatim
                     blocks when displaying articles. Default is OFF.

              underscores_regex
                     A regular expression that will be  applied  when  reading
                     articles. All matching words are shown in col_markdash or
                     mono_markdash. If underscores_regex is blank, then tin(1)
                     uses a built-in default.

              unlink_article
                     If ON remove ${TIN_HOMEDIR:-"$HOME"}/.article after post-
                     ing. Default is ON.

              url_handler
                     The program that will be run when launching URLs  in  the
                     article  viewer  using  PageViewUrl ('U'). The actual URL
                     will be appended.  Default is url_handler.pl.

              url_highlight
                     Enable highlighting URLs in message body. Default is ON.

              use_color
                     If enabled tin(1) uses ANSI-colors. Default is OFF.

              use_keypad
                     Use scroll keys on keypad. Default is OFF.

              use_mouse
                     Allows the mouse button support in an xterm(1x) to be en-
                     abled/disabled.  Default is OFF.

              use_slrnface
                     If  enabled  slrnface(1)  will  be  used to interpret the
                     ''X-Face:'' header. For this option to have  any  effect,
                     tin(1)  must  be  running in an xterm(1x) and slrnface(1)
                     must be in your $PATH. Default is OFF.

              utf8_graphics
                     If  ON  use  UTF-8  characters  for   indicator   ('->'),
                     thread/attachment  tree  and ellipsis ('...'). Default is
                     OFF.

              verbatim_begin_regex
                     A regular expression that tin(1) will use to find the be-
                     gin of a verbatim block. Default is #v+

              verbatim_end_regex
                     A regular expression that tin(1) will use to find the end
                     of a verbatim block. Default is #v-

              verbatim_handling
                     If ON verbatim blocks will be detected. Default is ON.

              wildcard
                     Allows you to select how tin(1) matches strings. The  de-
                     fault is 0 and uses the wildmat(3) notation, which is how
                     this has traditionally been handled.  Setting this  to  1
                     allows  you to use perl(1) compatible regular expressions
                     pcre(3)   or   pcre2(3).    (see   also   perlre(1)   and
                     pcrepattern(3)  or  pcre2pattern(3)).   You will probably
                     want to update your filter file if  you  use  this  regu-
                     larly.   NB: Newsgroup names will always be matched using
                     the wildmat(3) notation.

              word_h_display_marks
                     Should the leading and ending stars, slashes, strokes and
                     dashes also be displayed, even when they are highlighting
                     marks?

                        0  no

                        1  yes, display mark

                        2  print a space instead

              word_highlight
                     Enable word highlighting.  See  word_h_display_marks  for
                     the options available. If use_color is enabled the colors
                     specified in  col_markdash,  col_markslash,  col_markstar
                     and  col_markstroke  are  used for word highlighting else
                     the  character  attributes  specified  in  mono_markdash,
                     mono_markslash,  mono_markstar  and  mono_markstroke  are
                     used. Default is ON.

              wrap_column
                     Sets the column at which a displayed article body  should
                     be  wrapped.  If this value is equal to 0, it defaults to
                     the current screen width.  If this value is greater  than
                     your current screen width the part off-screen is not dis-
                     played. Thus setting this option to a large value can  be
                     used  to  disable wrapping. If this value is negative the
                     wrap margin is the current screen width  plus  the  given
                     value (as long as the result is still positive, otherwise
                     it will fall back to the current screen  width).  Default
                     is 0, wrapping at the current screen width.

              wrap_on_next_unread
                     If enabled a search for the next unread article will wrap
                     around all articles to find also  previous  unread  arti-
                     cles.  If  disabled  the  search  stops at the end of the
                     thread list. Default is ON.

              xpost_quote_format
                     Format is the same as for news_quote_format, this is used
                     when  answering  to a crossposting to several groups with
                     no ''Followup-To:'' set.

       /etc/tin/tin.defaults

              Yet another  global  configuration  file  with  "variable=value"
              pairs.  This  one  is for the more general options which usually
              can't be controlled via  ${TIN_LIBDIR:-NEWSLIBDIR}/tinrc  and/or
              ${TIN_HOMEDIR:-"$HOME"}/.tin/tinrc  like  resetting (to override
              the built-in default) the newslibdir.

              domainname
                     Sets a global domain name used in From lines

              organization
                     Defines the  name  of  your  organization.  $ORGANIZATION
                     overrides any specified value.

              newslibdir
                     Defines  the  default place for some configuration files,
                     common values are /usr/lib/news, /var/lib/news,  /usr/lo-
                     cal/lib/news or /news/db. $TIN_LIBDIR overrides any spec-
                     ified value.

              bugaddress
                     Defines the email address to which users can send bug re-
                     ports  using a built-in function. The default points to a
                     developers mailing list located  at  tin.org.  You  might
                     want to change this address to one of your local adminis-
                     tration if you want to deal with your lusers problems  on
                     your own.

              inewsdir
                     Defines the directory containing the inews(1) executable.

              mm_charset
                     Default  charset  to  be used in MIME's ''Content-Type:''
                     header.  $MM_CHARSET overrides any specified value.

              post_mime_encoding
                     Default encoding scheme used in MIME articles. 8bit might
                     be the best value.

              mail_mime_encoding
                     Default   encoding   scheme   used   in   MIME   letters.
                     quoted-printable is a good choice here.

              disable_gnksa_domain_check
                     Allow unregistered top level  domains.  As  the  list  of
                     valid  TLDs  is no longer actively maintained the default
                     was changed to ON starting with tin(1) version 2.1.5

              disable_sender
                     Don't generate a ''Sender:'' header. This has  an  effect
                     only if inews_prog is set to --internal.

              spooldir
                     Base  of your newsspool (Bnews, Cnews and INN traditional
                     spool  style),   common   values   are   /var/spool/news,
                     /usr/spool/news,  /news/spool.   $TIN_SPOOLDIR  overrides
                     any specified value.

              overviewdir
                     Base of  your  NOV  database  newsoverview(5)  (tradspool
                     style;  might be the same dir as spooldir), common values
                     are /var/spool/overview, /usr/spool/overview, /news/over-
                     view. $TIN_NOVROOTDIR overrides any specified value.

              overviewfile
                     Name  of a single overview file, common values are .over-
                     view or over.view. $TIN_NOVFILENAME overrides any  speci-
                     fied value.

              overviewfmtfile
                     Full  pathname  of  your  newssystem's overview.fmt file;
                     usually the file resides in newslibdir and is named over-
                     view.fmt, so you only have to change this setting if your
                     configuration differs.

              activefile
                     Full pathname of your newssystem's active  file;  usually
                     the  file  resides  in newslibdir and is named active, so
                     you only have to change this setting if  your  configura-
                     tion  differs.  $TIN_ACTIVEFILE  overrides  any specified
                     value.

              activetimesfile
                     Full pathname of  your  newssystem's  active.times  file;
                     usually  the  file resides in newslibdir and is named ac-
                     tive.times, so you only have to change  this  setting  if
                     your configuration differs.

              newsgroupsfile
                     Full  pathname of your newssystem's newsgroups file; usu-
                     ally the file resides in newslibdir and  is  named  news-
                     groups,  so  you only have to change this setting if your
                     configuration differs.

              subscriptionsfile
                     Full pathname of your  newssystem's  subscriptions  file;
                     usually  the file resides in newslibdir and is named sub-
                     scriptions, so you only have to change  this  setting  if
                     your configuration differs.

       /usr/local/share/locale/$LC_MESSAGES/LC_MESSAGES/tin.mo

              translation  into language specified in $LC_ALL, $LC_MESSAGES or
              $LANG

       ${TIN_LIBDIR:-NEWSLIBDIR}"/"${TIN_ACTIVEFILE:-active}

              This file lists the newsgroups that  the  local  site  receives.
              Each  newsgroup  should be listed only once. Each line specifies
              one group; within each newsgroup, articles are  assigned  unique
              names, which are monotonically increasing numbers.

              If  an  article  is  posted  to newsgroups not mentioned in this
              file, those newsgroups are ignored.  If no valid newsgroups  are
              specified, the article is rejected.

              Each line consists of four space-separated fields "name highmark
              lowmark flags".

              name   is the name of the newsgroup

              highmark
                     is the highest article number that has been used in  that
                     newsgroup

              lowmark
                     is the lowest article number in the group; this number is
                     not guaranteed to be accurate, and should only  be  taken
                     to be a hint. Note that because of article cancellations,
                     there may be gaps in the numbering sequence. If the  low-
                     est  article  number  is greater than the highest article
                     number, then there are no articles in the newsgroup.

              flags  can be one of those

                     y      local postings are allowed

                     n      no local postings are allowed, only remote ones

                     m      the group is moderated and all  postings  must  be
                            approved

                     j      articles  in  this  group  are  not kept, but only
                            passed on

                     x      articles cannot be posted to this newsgroup

                     =foo.bar
                            articles are locally filed  into  the  ''foo.bar''
                            group

              tin(1) only tries to read the file if you read directly from the
                     local spool, if you read news via NNTP, tin(1)  uses  the
                     LIST (RFC3977) or LIST COUNTS (RFC6048) command instead.

       ${TIN_LIBDIR:-NEWSLIBDIR}/active.times

              This file provides a chronological record of when newsgroups are
              created. It is normally updated by the local news  server  (e.g.
              innd(8))  whenever  a new group is created. Each line consist of
              three space-separated fields "name time creator".

              name   is the name of the newsgroup

              time   is the time when the group was created, expressed as  the
                     number of seconds since the Epoch.

              creator
                     is  the electronic mail address of the person who created
                     the group.

              tin(1) only tries to read the file if you read directly from the
                     local  spool,  if you read news via NNTP, tin(1) uses the
                     NEWGROUPS (RFC3977) command instead.

       ${TIN_LIBDIR:-NEWSLIBDIR}/newsgroups

              This file provides short descriptions of each newsgroup.  It  is
              normally  updated by the local news server (e.g.  innd(8)) when-
              ever a new group is created. Each line consist of two  tab-sepa-
              rated fields "group.name             one-line description".

              group.name
                     is the name of the newsgroup

              one-line description
                     is a short single-line description of the group

              tin(1) only tries to read the file if you read directly from the
                     local spool, if you read news via NNTP, tin(1)  uses  the
                     LIST NEWSGROUPS (RFC3977) command instead.

       ${TIN_LIBDIR:-NEWSLIBDIR}/organization

              This  file  might  hold a default organization to be used in the
              ''Organization:'' header. $ORGANIZATION has a higher priority if
              set.

       ${TIN_LIBDIR:-NEWSLIBDIR}/overview.fmt

              This  file specifies the organization of the news overview data-
              base (see also newsoverview(5)).  The order  of  lines  in  this
              file  is  important; it determines the order in which the fields
              will appear in the database. See also  overview.fmt(5).   tin(1)
              only  tries to read the file if you read directly from the local
              spool, if you read news via NNTP, tin(1)  uses  the  LIST  OVER-
              VIEW.FMT (RFC3977) command instead.

       ${TIN_LIBDIR:-NEWSLIBDIR}/subscriptions

              This file contains a list of newsgroups -- one per line -- which
              the client should subscribe to when the user has no  ${TIN_HOME-
              DIR:-"$HOME"}/.newsrc for the news server.  tin(1) only tries to
              read the file if you read directly from the local spool, if  you
              read news via NNTP, tin(1) uses the LIST SUBSCRIPTIONS (RFC6048)
              command instead.

SEE ALSO
       inews(1), ispell(1),  lp(1),  lpr(1),  metamail(1),  mutt(1),  perl(1),
       perlre(1),  pgp(1),  rn(1),  shar(1),  slrnface(1),  tin(1), xterm(1x),
       heapsort(3),   iconv(3),   iconv_open(3),   nl_langinfo(3),    pcre(3),
       pcre2(3),   pcrepattern(3),   pcre2pattern(3),  qsort(3),  strftime(3),
       system(3), active(5), mailcap(5),  mbox(5),  mmdf(5),  newsoverview(5),
       overview.fmt(5),  innd(8), RFC1524, RFC2045, RFC2046, RFC2047, RFC2048,
       RFC2231, RFC2980, RFC3977, RFC4155, RFC4643, RFC5322, RFC5536, RFC5537,
       RFC6048, RFC8143

2.6.3                         December 24th, 2023                       tin(5)

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