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27 <a name="sect-return-values"></a>What about return values?</h2></div></div></div>
30 <p>If you only ever have one slot connected to a signal, or if you only care
31 about the return value of the last registered one, it's quite straightforward:</p>
33 <pre class="programlisting">
34 sigc::signal<int()> somesignal;
37 a_return_value = somesignal.emit();
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