<configure xmlns="http://namespaces.zope.org/zope"
           xmlns:browser="http://namespaces.zope.org/browser">

  <include file="meta.zcml" />

  <interface
      interface="zope.viewlet.interfaces.IViewletManager"
      />

  <interface
      interface="zope.viewlet.interfaces.IViewletManager"
      />

</configure>