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WHICH(1)                  BSD General Commands Manual                 WHICH(1)

     which -- locate a program file in the user's path

     which [-as] program ...

     The which utility takes a list of command names and searches the path for each executable file that
     would be run had these commands actually been invoked.

     The following options are available:

     -a      List all instances of executables found (instead of just the first one of each).

     -s      No output, just return 0 if any of the executables are found, or 1 if none are found.

     Some shells may provide a builtin which command which is similar or identical to this utility.  Consult
     the builtin(1) manual page.

     builtin(1), csh(1), find(1), locate(1), whereis(1)

     The which command first appeared in FreeBSD 2.1.

     The which utility was originally written in Perl and was contributed by Wolfram Schneider
     <>.  The current version of which was rewritten in C by Daniel Papasian

BSD                              June 21, 2002                             BSD

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