n8">
    <h2>Usage</h2>
    <pre><div>p_update(update&nbsp;=&nbsp;TRUE, ask&nbsp;=&nbsp;FALSE, ...)</div>
<div>p_up(update&nbsp;=&nbsp;TRUE, ask&nbsp;=&nbsp;FALSE, ...)</div></pre>
    
    <h2>Arguments</h2>
    <dl>
      <dt>update</dt>
      <dd>logical.  If <code>TRUE</code> updates any out-of-date packages; if
<code>FALSE</code> returns a list of out-of-date packages.</dd>
      <dt>ask</dt>
      <dd>logical. If <code>TRUE</code> asks user before packages are actually
downloaded and installed, or the