title: Missing libz library on RedHat Install
body: <p>I am setting up a Linux RedHat Server and during installation i use this command </p>
  
  <pre><code>./install.sh --target=/home/admin/Plone --build-python zeo
  </code></pre>
  
  <p>which shows an error: </p>
  
  <pre><code>Unable to find libz library and headers. These are required to build Python.
  Please use your system package or port manager to install libz dev.
  (Debian/Ubuntu zlibg-dev)
  Exiting now.
  </code></pre>