<configure
    xmlns="http://namespaces.zope.org/zope"
    xmlns:zcml="http://namespaces.zope.org/zcml"
    zcml:condition="installed Products.GenericSetup"
    >
    <adapter factory=".exportimport.IndexNodeAdapter" />
    <adapter factory=".exportimport.PropertyManagerNodeAdapter" />
</configure>
