            <div class="pilwrap">
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              <p>In GNU Make, the <code>$@</code> variable refers to the file being built (in this case,
<code>docs</code>) and <code>$^</code> refers to its dependencies (in this case, <code>README.md</code> et al).</p>            </td>
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          <tr id="Invoking-it" class="