1.\" Copyright (c) 1980, 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by the University of 15.\" California, Berkeley and its contributors. 16.\" 4. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)from.1 8.2 (Berkeley) 12/30/93 33.\" 34.Dd December 30, 1993 35.Dt FROM 1 36.Os BSD 4 37.Sh NAME 38.Nm from 39.Nd print names of those who have sent mail 40.Sh SYNOPSIS 41.Nm from 42.Op Fl s Ar sender 43.Op Fl f Ar file 44.Op Ar user 45.Sh DESCRIPTION 46.Nm From 47prints 48out the mail header lines from the invoker's mailbox. 49.Pp 50Options: 51.Bl -tag -width Fl 52.It Fl f Ar file 53The supplied file 54is examined instead of the invoker's mailbox. 55If the 56.Fl f 57option is used, the 58.Ar user 59argument should not be used. 60Read from standard input if file name 61.Ar - 62is given. 63.It Fl s Ar sender 64Only mail from addresses containing 65the 66supplied string are printed. 67.El 68.Pp 69If 70.Ar user 71is given, the 72.Ar user Ns 's 73mailbox, is examined instead of the invoker's own mailbox. 74(Privileges are required.) 75.Sh ENVIRONMENT 76.Bl -tag -width Fl 77.It Ev MAIL 78If set, the location of the invoker's mailbox. Otherwise, the default 79in /var/mail is used. 80.Sh FILES 81.Bl -tag -width /var/mail/* -compact 82.It Pa /var/mail/* 83.El 84.Sh SEE ALSO 85.Xr biff 1 , 86.Xr mail 1 87.Sh HISTORY 88The 89.Nm from 90command appeared in 91.Bx 3.0 . 92