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.\" -*- nroff -*-
.TH WHICH 1 "12 Jul 2004" "Debian"
.SH NAME
which \- locate a command
.SH SYNOPSIS
which [\-a] filename ...
.SH DESCRIPTION
.B which
returns the pathnames of the files which would be executed in the current
environment, had its arguments been given as commands in a strictly
POSIX-conformant shell. It does this by searching the PATH for executable
files matching the names of the arguments.
.SH OPTIONS
.TP
.B \-a
print all matching pathnames of each argument
.SH EXIT STATUS
.TP
.B 0
if all specified commands are found and executable
.TP
.B 1
if one or more specified commands is nonexistent or not executable
.TP
.B 2
if an invalid option is specified
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