## S3 method for class 'default':
createLink(link=".", target, skip=!overwrite, overwrite=FALSE,
  methods=getOption("createLink/args/methods", c("unix-symlink", "windows-ntfs-symlink",
  "windows-shortcut")), ...)"." (or NULL), it is inferred from the
    target argument, if possible.TRUE and a file with the same name as argument
    link already exists, then the nothing is done.TRUE, an existing link file is overwritten,
    otherwise not.createWindowsShortcut() and
  file.symlink()