o'>compare_llists</span> <span class='kw'>&lt;-</span> <span class='kw'>function</span>(<span class='no'>l1</span>, <span class='no'>l2</span>) {
    <span class='fu'><a href='cases.html'>cases</a></span>(<span class='fu'>..</span>(<span class='no'>l1</span>, <span class='no'>l2</span>),
          <span class='fu'>..</span>(<span class='no'>NIL</span>, <span class='no'>NIL</span>) <span class='kw'>-&gt;</span> <span class='fl'>TRUE</span>,
          <span class='fu'>..</span>(<span class='no'>NIL</span>, <s