.\"	$OpenBSD: which.1,v 1.2 1996/06/26 05:42:58 deraadt Exp $
.\" Copyright (c) 1980, 1991 Regents of the University of California.
.\" All rights reserved.
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.\" 2. Redistributions in binary form must reproduce the above copyright
.\"    notice, this list of conditions and the following disclaimer in the
.\"    documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\"    must display the following acknowledgement:
.\"	This product includes software developed by the University of
.\"	California, Berkeley and its contributors.
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.\"    may be used to endorse or promote products derived from this software
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.\"     from: @(#)which.1	6.3 (Berkeley) 4/23/91
.\"
.Dd April 23, 1991
.Dt WHICH 1
.Os BSD 3
.Sh NAME
.Nm which
.Nd "locate a program file including aliases and paths"
.Pq Xr csh 1
only)
.Sh SYNOPSIS
.Nm which
.Op Ar name
.Ar ...
.Sh DESCRIPTION
.Nm Which
takes a list of names and looks for the files which would be
executed had these names been given as commands.
Each argument is expanded if it is aliased,
and searched for along the user's path.
Both aliases and path are taken from the user's
.Pa \&.cshrc
file.
.Sh FILES
.Bl -tag -width ~/\&.cshrc
.It Pa ~/\&.cshrc
source of aliases and path values
.El
.Sh DIAGNOSTICS
A diagnostic is given for names which are aliased to more than a single
word,
or if an executable file with the argument name was not found in the path.
.Sh BUGS
Must be executed by a
.Xr csh 1 ,
or some other shell which knows about aliases.
.Sh HISTORY
The
.Nm
command appeared in
.Bx 3.0 .