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.\" $FreeBSD$ 34.\" 35.Dd December 30, 1993 36.Dt FROM 1 37.Os 38.Sh NAME 39.Nm from 40.Nd print names of those who have sent mail 41.Sh SYNOPSIS 42.Nm 43.Op Fl c 44.Op Fl f Ar file 45.Op Fl s Ar sender 46.Op Ar user 47.Sh DESCRIPTION 48The 49.Nm 50utility prints 51out the mail header lines from the invoker's mailbox. 52.Pp 53The following options are available: 54.Bl -tag -width indent 55.It Fl c 56Just print a count of messages and exit. 57.It Fl f Ar file 58The supplied 59.Ar file 60is examined instead of the invoker's mailbox. 61If the 62.Fl f 63option is used, the 64.Ar user 65argument should not be used. 66Read from standard input if file name 67.Dq Fl 68is given. 69.It Fl s Ar sender 70Only mail from addresses containing 71the 72supplied string are printed. 73.El 74.Pp 75If 76.Ar user 77is given, the 78.Ar user Ns 's 79mailbox is examined instead of the invoker's own mailbox. 80(Privileges are required.) 81.Sh ENVIRONMENT 82.Bl -tag -width indent 83.It Ev MAIL 84If set, the location of the invoker's mailbox. 85Otherwise, the default in 86.Pa /var/mail 87is used. 88.El 89.Sh FILES 90.Bl -tag -width ".Pa /var/mail/*" -compact 91.It Pa /var/mail/* 92.El 93.Sh SEE ALSO 94.Xr biff 1 , 95.Xr mail 1 96.Sh HISTORY 97The 98.Nm 99command appeared in 100.Bx 3.0 . 101