title: Configure error while Installing openmpi-3.1.6 in Windows using Cygwin64
body: <p>I downloaded openmpi-3.1.6.tar and using the cygwin terminal, I unzipped it. Afterwards, I ran the ./configure command from within the unzipped folder (/openmpi-3.1.6) and I am getting the following error-</p>
  <pre><code>checking for perl... no
  configure: error: &quot;Open MPI requires perl. Aborting&quot;
  </code></pre>
  <p>How do I resolve this ?</p>