title: Unable to load dynamic library php_zmq.dll - The specified module could not be found
body: <p>I have <strong>XAMPP</strong> with PHP Version<br>
  <strong>PHP 7.1.13 (cli) (built: Jan  3 2018 20:16:04) ( ZTS MSVC14 (Visual C++ 2015) x86 )</strong>.</p>
  
  <p>I want to install the ZeroMQ extension, which</p>
  
  <ul>
  <li>I downloaded from here <a href="http://pecl.php.net/package/zmq/1.1.3/windows" rel="nofollow noreferrer">http://pecl.php.net/package/zmq/1.1.3/windows</a> specifically <strong>7.1 Thread Safe (TS) x86</strong></li>
  <li>moved the <code>php_zmq.dll</code> to the file <code>C:\xampp\php\ext</code>, and</li>
  <li>wrote <strong><code>extension=php_zmq.dll</code></strong> into the file <strong><code>C:\xampp\php\php.ini</code></strong>,</li>
  <li>wrote <strong><code>C:\xampp\php\ext</code></strong> in to Windows <strong><code>PATH</code></strong>,</li>
  </ul>
  
  <p>but I still getting this error :</p>
  
  <blockquote>
    <p>PHP Warning:  PHP Startup: Unable to load dynamic library
    'C:\xampp\php\ext\php_zmq.dll' - The specified module could not be
    found.  in Unknown on line 0</p>
    
    <p>Warning: PHP Startup: Unable to load dynamic library
    'C:\xampp\php\ext\php_zmq.dll' - The specified module could not be
    found.  in Unknown on line 0</p>
  </blockquote>
  
  <p>What could be the problem?</p>