Set a custom path to AWK executableSource:
If AWK has been installed in a non-standard location, the environment
AWK_PATH must be set to specify the location of the executable.
Use this function to set
AWK_PATH in your .Renviron file. Most users
should NOT set
AWK_PATH, only do so if you have installed AWK in
non-standard location and
auk cannot find it.
character; path to the AWK executable on your system, e.g.
logical; should the existing
AWK_PATHbe overwritten if it has already been set in .Renviron.