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<h4 class="subsection">7.3.2 Querying the process environment</h4>

<p>The UNIX environment can be queried with the
<code>sb-ext:posix-getenv</code> function.

   <p><a name="Function-sb_002dext_003aposix_002dgetenv"></a>

<div class="defun">
&mdash; Function: <b>sb-ext:posix-getenv</b><var> name<a name="index-sb_002dext_003aposix_002dgetenv-211"></a></var><br>
<blockquote><p><a name="index-sb_002dext_003aposix_002dgetenv-212"></a>Return the "value" part of the environment string "name=value" which
corresponds to <code>name</code>, or <code>nil</code> if there is none. 
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