v class="literalblock">
<div class="content">
<pre>argc = parse_options(argc, argv, prefix, builtin_foo_options, builtin_foo_usage, flags);</pre>
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<div class="paragraph">
<p><code>parse_options()</code> will filter out the processed options of <code>argv[]</code> and leave the
non-option arguments in <code>argv[]</code>.
<code>argc</code> is updated appropriately because of the assignment.</p>
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<div class="paragraph">
<p>You can also pass NULL instead of a usage array as the fifth paramet