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Annotation of researchv10dc/man/man5/netnews.5, revision 1.1.1.1

1.1       root        1: .TH NETNEWS 5
                      2: .CT 1 inst_info
                      3: .SH NAME
                      4: netnews \- usenet news articles, utility files
                      5: .SH DESCRIPTION
                      6: .PP
                      7: There are two formats of news articles:
                      8: A and B.
                      9: Format A is the only format that the older
                     10: .IR netnews (A)
                     11: understands.
                     12: .I Readnews
                     13: and
                     14: .IR postnews (7)
                     15: deal with both formats, but produce B
                     16: by default.
                     17: .PP
                     18: Format A looks like this:
                     19: .LP
                     20: .BI A article-ID
                     21: .br
                     22: .I newsgroups
                     23: .br
                     24: .I path
                     25: .br
                     26: .I date
                     27: .br
                     28: .I title
                     29: .br
                     30: .I body of article
                     31: .br
                     32: .LP
                     33: Format B
                     34: contains two extra pieces of information:  receipt date and expiration
                     35: date.
                     36: A file in B format consists of a series of headers and then the body.
                     37: A header
                     38: is a line with a capital letter in the 1st column and
                     39: a colon somewhere on the line.
                     40: Unrecognized header fields are ignored.
                     41: News is stored in whichever format it was created.
                     42: The following fields are among those recognized:
                     43: .IP
                     44: .EX
                     45: From:
                     46: Newsgroups:
                     47: Subject:
                     48: Date:
                     49: Date-Received:
                     50: Expires:
                     51: Reply-To:
                     52: References: \fRID of article this is a follow-up to\fP
                     53: Control: \fRText of a control message\fP
                     54: .EE
                     55: .LP
                     56: Each line of the control file
                     57: .F /usr/lib/news/sys
                     58: file line has four fields, separated by colons:
                     59: .LP
                     60: .IB system-name : subscriptions : flags ":\fItransmission command\fP"
                     61: .PP
                     62: Only the
                     63: .I system-name
                     64: and
                     65: .I subscriptions
                     66: need to be present.
                     67: .PP
                     68: The
                     69: .I system name
                     70: is the name of the system being sent to.
                     71: The
                     72: .I subscriptions
                     73: are the newsgroups it gets.
                     74: The
                     75: .L flags
                     76: are a set of letters describing how the article should be transmitted.
                     77: The default is
                     78: .BR  B .
                     79: Valid flags include
                     80: .BR A ,
                     81: .BR B ,
                     82: .B N
                     83: (use ihave/sendme protocol),
                     84: .B U
                     85: (use
                     86: .L uux -c
                     87: and the name of the stored article in a
                     88: .L %s
                     89: string).
                     90: .LP
                     91: The
                     92: .I transmission command
                     93: is executed by the shell with the article to be transmitted as the standard
                     94: input.
                     95: The default is
                     96: .BI "uux \- \-z \-r " sysname !rnews .
                     97: .LP
                     98: Somewhere in the control 
                     99: file, there must be a line for the host system.
                    100: This line has no
                    101: .IR flags
                    102: or
                    103: .I transmission commands.
                    104: A 
                    105: .L #
                    106: as the first character in a line denotes a comment.
                    107: .SH FILES
                    108: .TF /usr/spool/netnews/*
                    109: .TP
                    110: .F /usr/lib/news/*
                    111: .TP
                    112: .F /usr/spool/news/*
                    113: .SH SEE ALSO
                    114: .IR postnews (7),
                    115: .IR readnews (7)
                    116: .br
                    117: M. Horton,
                    118: .I 
                    119: Standard for the Interchange of USENET Messages,
                    120: RFC850,
                    121: DARPA Information Processing Techniques Office,
                    122: Arlington VA,
                    123: 1983

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