NetBSD-5.0.2/usr.sbin/rdate/rdate.8

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.\"	$NetBSD: rdate.8,v 1.10 2003/09/07 16:22:26 wiz Exp $
.\"
.\" Copyright (c) 1994 Christos Zoulas
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
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.\" 3. All advertising materials mentioning features or use of this software
.\"    must display the following acknowledgement:
.\"	This product includes software developed by Christos Zoulas.
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.Dd April 30, 1994
.Dt RDATE 8
.Os
.Sh NAME
.Nm rdate
.Nd set the system's date from a remote host
.Sh SYNOPSIS
.Nm
.Op Fl psa
.Ar host
.Sh DESCRIPTION
.Nm
displays and sets the local date and time from the
host name or address given as the argument. It uses the RFC 868
protocol which is usually implemented as a built-in service of
.Xr inetd 8 .
.Pp
Available options:
.Pp
.Bl -tag -width indent
.It Fl p
Do not set, just print the remote time
.It Fl s
Do not print the time.
.It Fl a
Use the
.Xr adjtime 2
call to gradually skew the local time to the
remote time rather than just hopping.
.El
.Sh FILES
.Bl -tag -width /var/log/wtmp -compact
.It Pa /var/log/wtmp
A record of date resets and time changes.
.El
.Sh SEE ALSO
.Xr adjtime 2 ,
.Xr gettimeofday 2 ,
.Xr utmp 5 ,
.Xr inetd 8