which: which (shows the full path to shell commands)
which:
which: GNU 'which' takes one or more arguments. For each of its arguments it
which: prints to stdout the full path of the executables that would have been
which: executed when this argument had been entered at the shell prompt. It
which: does this by searching for an executable or script in the directories
which: listed in the environment variable PATH using the same algorithm as
which: bash(1). 'Which' is a built-in function in many shells.
which:
which: The GNU version of which was written by Carlo Wood.
which: