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Diff for /src/usr.bin/which/which.1 between version 1.11 and 1.12

version 1.11, 1999/10/07 19:15:25 version 1.12, 2000/03/14 14:58:26
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 .\"     $OpenBSD$  .\"     $OpenBSD$
   .\"
 .\" Copyright (c) 1980, 1991 Regents of the University of California.  .\" Copyright (c) 1980, 1991 Regents of the University of California.
 .\" All rights reserved.  .\" All rights reserved.
 .\"  .\"
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 .Op Fl a  .Op Fl a
 .Ar name Op Ar ...  .Ar name Op Ar ...
 .Sh DESCRIPTION  .Sh DESCRIPTION
 .Nm which  .Nm
 takes a list of names and looks for the files which would be  takes a list of names and looks for the files which would be
 executed had these names been given as commands.  executed had these names been given as commands.
 Each argument is searched for along the user's path.  Each argument is searched for along the user's path.
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 flag is given,  flag is given,
 .Nm  .Nm
 will return a list of all matches instead of just the first match.  will return a list of all matches instead of just the first match.
 .Sh RETURN VALUES  .Pp
 The  The
 .Nm  .Nm
 utility exits with one of the following values:  utility exits with one of the following values:
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 Some names were resolved but not all.  Some names were resolved but not all.
 .It 2  .It 2
 No names were resolved.  No names were resolved.
 .It -1  .It \-1
 A system error occurred.  A system error occurred.
 .El  .El
 .Sh DIAGNOSTICS  .Sh DIAGNOSTICS
 A diagnostic is given if an executable file with the argument  A diagnostic is given if an executable file with the argument
 name was not found in the path.  name was not found in the path.
 .Sh ENVIRONMENT  .Sh ENVIRONMENT
   The following environment variables affect the execution of
   .Nm which :
 .Bl -tag -width PATH  .Bl -tag -width PATH
 .It Ev PATH  .It Ev PATH
 .Nm  A colon-separated list of directories in which to find executables.
 uses the environment variable  
 .Ev PATH  
 as a colon-separated list of directories in which to find executables.  
 If  If
 .Ev PATH  .Ev PATH
 is not set, and the given name is not a fully qualified  is not set, and the given name is not a fully qualified
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 .Nm  .Nm
 will fail.  will fail.
 .El  .El
 .Sh CAVEATS  
 The  
 .Nm  
 command formerly was a  
 .Xr csh 1  
 script and could expand aliases.  
 .Xr csh 1  
 now has a built-in  
 .Nm  
 command so this version is intended for use  
 with other shells like  
 .Xr sh 1 .  
 .Sh SEE ALSO  .Sh SEE ALSO
 .Xr csh 1 ,  .Xr csh 1 ,
 .Xr find 1 ,  .Xr find 1 ,
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 .Nm  .Nm
 command appeared in  command appeared in
 .Bx 3.0 .  .Bx 3.0 .
   .Sh CAVEATS
   The
   .Nm
   command formerly was a
   .Xr csh 1
   script and could expand aliases.
   .Xr csh 1
   now has a built-in
   .Nm
   command so this version is intended for use
   with other shells like
   .Xr sh 1 .
Legend:
Removed from v.1.11  
changed lines
  Added in v.1.12