1.\" $NetBSD: uname.1,v 1.12 2005/03/27 18:41:22 peter Exp $ 2.\" 3.\" Copyright (c) 1990 The Regents of the University of California. 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. Neither the name of the University nor the names of its contributors 15.\" may be used to endorse or promote products derived from this software 16.\" without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.\" from: @(#)du.1 6.13 (Berkeley) 6/20/91 31.\" $NetBSD: uname.1,v 1.12 2005/03/27 18:41:22 peter Exp $ 32.\" 33.Dd November 9, 1998 34.Dt UNAME 1 35.Os 36.Sh NAME 37.Nm uname 38.Nd Print operating system name 39.Sh SYNOPSIS 40.Nm 41.Op Fl amnprsv 42.Sh DESCRIPTION 43The 44.Nm 45utility writes symbols representing one or more system characteristics 46to the standard output. 47.Pp 48The following options are available: 49.Bl -tag -width indent 50.It Fl a 51Behave as though all of the options 52.Fl mnrsv 53were specified. 54.It Fl m 55print the machine hardware name. 56.It Fl n 57print the nodename (the nodename may be a name 58that the system is known by to a communications 59network). 60.It Fl p 61print the machine processor architecture name. 62.It Fl r 63print the operating system release. 64.It Fl s 65print the operating system name. 66.It Fl v 67print the operating system version. 68.El 69.Pp 70If no options are specified, 71.Nm 72prints the operating system name as if the 73.Fl s 74option had been specified. 75.Sh SEE ALSO 76.Xr hostname 1 , 77.Xr machine 1 , 78.Xr uname 3 79.Sh STANDARDS 80The 81.Nm 82utility conforms to 83.St -p1003.2-92 . 84The 85.Fl p 86option is an extension to the standard. 87