"rubenfcasal/npsp"</span><span class="op">)</span></span></code></pre></div>
<p>Note also that, as this package requires compilation, Windows users need to have previously installed the appropriate version of <a href="https://cran.r-project.org/bin/windows/Rtools/" class="external-link">Rtools</a>, and OS X users need to have installed <a href="https://apps.apple.com/us/app/xcode/id497799835" class="external-link">Xcode</a>.</p>
<p>Alternatively, Windows users may install the corresponding <em>npsp_X.Y.Z.zi