title: Error while installing Laravel Horizon on Windows
body: <p>In Windows 10 Home Basic I get the following error while installing Laravel Horizon.</p>
  
  <p>I have PHP version 7.1.9 running on Xampp.</p>
  
  <pre><code>$ composer require laravel/horizon
  </code></pre>
  
  <blockquote>
    <p>Your requirements could not be resolved to an installable set of packages.<br></p>
    
    <p>Problem 1 :  - laravel/horizon v1.0.8 requires ext-pcntl * -> the requested PHP extension pcntl is missing from your system.</p>
  </blockquote>