 style="color:#a6e22e">log</span>.<span style="color:#a6e22e">Printf</span>(<span style="color:#e6db74">&#34;setting GPIO pin number 18 (signal BCM24) to %v&#34;</span>, <span style="color:#a6e22e">l</span>)
</span></span><span style="display:flex;"><span>		<span style="color:#75715e">// Lookup a pin by its location on the board:
</span></span></span><span style="display:flex;"><span><span style="color:#75715e"></span>		<span style="color:#66d9ef">if</span> <span style="color:#a6e22e">err</span> <span style