1.\" Copyright (c) 1980, 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" This code is derived from software contributed to Berkeley by 5.\" the Institute of Electrical and Electronics Engineers, Inc. 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.\" @(#)printenv.1 8.1 (Berkeley) 6/6/93 31.\" 32.Dd May 12, 2003 33.Dt PRINTENV 1 34.Os 35.Sh NAME 36.Nm printenv 37.Nd print out the environment 38.Sh SYNOPSIS 39.Nm 40.Op Ar name 41.Sh DESCRIPTION 42The 43.Nm 44utility prints out the names and values of the variables in the environment, 45with one name/value pair per line. 46If 47.Ar name 48is specified, only 49its value is printed. 50.Pp 51Some shells may provide a builtin 52.Nm 53command which is similar or identical to this utility. 54Consult the 55.Xr builtin 1 56manual page. 57.Sh EXIT STATUS 58.Ex -std 59.Sh SEE ALSO 60.Xr csh 1 , 61.Xr env 1 , 62.Xr sh 1 , 63.Xr environ 7 64.Sh STANDARDS 65The 66.Nm 67utility is provided for compatibility with earlier 68.Bx 69and 70.Fx 71releases and is not specified by any standards. 72The functionality of 73.Nm 74can be duplicated with the 75.Xr echo 1 76and 77.Xr env 1 78utilities. 79.Sh HISTORY 80The 81.Nm 82command appeared in 83.Bx 3.0 . 84