    # File lib/standard/facets/fileutils/ln_r.rb, line 55
        def link_entry(src, dest, dereference_root = false, remove_destination = false)
          Entry_.new(src, nil, dereference_root).traverse do |ent|
            destent = Entry_.new(dest, ent.rel, false)
            File.unlink destent.path if remove_destination && File.file?(destent.path)
            ent.link destent.path
          end
        end