<tr><td><code>osenv</code></td>
<td>Lookup operating system environment variable</td></tr>
<tr><td><code>note</code></td>
<tr><td><code>osenv</code></td>
<td>Lookup operating system environment variable</td></tr>
<tr><td><code>note</code></td>
- <td>Lookup request environment variable</td></tr>
+ <td>Lookup request note</td></tr>
<tr><td><code>env</code></td>
<td>Return first match of <code>note</code>, <code>reqenv</code>,
<code>osenv</code></td></tr>
<tr><td><code>env</code></td>
<td>Return first match of <code>note</code>, <code>reqenv</code>,
<code>osenv</code></td></tr>