WHICH(1)

NAME
       which - show full path of commands

SYNOPSIS
       which progname ...

DESCRIPTION
       Which  takes a series of program names, and prints out the
       full pathname of the program that the shell would call  to
       execute it.  It does this by simulating the shells search-
       ing of the $PATH environment variable.

SEE ALSO
       The exec(2,3) family.