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.\"	@(#)whereis.1	8.3 (Berkeley) 4/27/95
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.Dd $Mdocdate: January 29 2012 $
.Dt WHEREIS 1
.Os
.Sh NAME
.Nm whereis
.Nd locate programs
.Sh SYNOPSIS
.Nm whereis
.Op Fl a
.Ar name ...
.Sh DESCRIPTION
The
.Nm
utility checks the standard binary directories for the specified
.Ar name ,
printing out the paths of any it finds that are executable by the
user.
.Pp
The path searched is the string returned by the
.Xr sysctl 8
utility for the
.Dq user.cs_path
string.
.Pp
If the
.Fl a
flag is given,
.Nm
will return a list of all matches instead of just the first match.
.Sh EXIT STATUS
The
.Nm
utility exits with one of the following values:
.Pp
.Bl -tag -width Ds -offset indent -compact
.It 0
All names were successfully resolved.
.It 1
Some names were resolved but not all.
.It 2
No names were resolved.
.El
.Sh SEE ALSO
.Xr apropos 1 ,
.Xr find 1 ,
.Xr locate 1 ,
.Xr which 1 ,
.Xr sysctl 8
.Sh HISTORY
The
.Nm
command first appeared in
.Bx 2 ,
but the original version was legally tainted
and was not included as part of the
.Bx 4.4
release, such that most of the original functionality was lost.
.Pp
The
.Fl a
option first appeared in
.Ox 2.3 .
.Sh AUTHORS
The original version was written by
.An Bill Joy .