4.2BSD/usr/man/man8/arcv.8

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.TH ARCV 8 "4 February 1983"
.UC 4
.SH NAME
arcv \- convert archives to new format
.SH SYNOPSIS
.B /etc/arcv
file ...
.SH DESCRIPTION
.I Arcv
converts archive files
(see
.IR ar (1),
.IR ar (5))
from 32v and Third Berkeley editions to a new portable format.
The conversion is done in place, and the command
refuses to alter a file not in old archive format.
.PP
Old archives are marked with a magic number of 0177545 at the start;
new archives have a first line ``!<arch>''.
.SH FILES
/tmp/v*, temporary copy
.SH SEE ALSO
ar(1), ar(5)