-.TH TAR 5 "15 January 1983"
+.\" Copyright (c) 1983 Regents of the University of California.
+.\" All rights reserved. The Berkeley software License Agreement
+.\" specifies the terms and conditions for redistribution.
+.\"
+.\" @(#)tar.5 6.2 (Berkeley) 11/7/85
+.\"
+.TH TAR 5 "November 7, 1985"
+.UC 5
.SH NAME
tar \- tape archive file format
.SH DESCRIPTION
.IR size
and
.IR mtime ,
-which do not contain the trailing null.
+which do not contain the trailing null and
+.IR chksum
+which has a null followed by a space.
.IR Name
is the name of the file, as specified on the
.I tar
.IR Mtime
is the modification time of the file at the time it was dumped.
.IR Chksum
-is a decimal ASCII value which represents the sum of all the bytes in the
+is an octal ASCII value which represents the sum of all the bytes in the
header block. When calculating the checksum, the
.IR chksum
field is treated as if it were all blanks.
.IR Linkflag
-is ASCII `0' if the file is ``normal'' or a special file, ASCII `1'
+is NULL if the file is ``normal'' or a special file, ASCII `1'
if it is an hard link, and ASCII `2'
if it is a symbolic link. The name linked-to, if any, is in
.IR linkname,