ZCML File
configure.zcml

<configure
    xmlns="http://namespaces.zope.org/zope"
    i18n_domain="zope"
    >
<class
    class=".IntIds"
    >
<factory
    id="zope.app.intid.IntIds"
    />
<require
    permission="zope.Public"
    interface=".interfaces.IIntIdsQuery"
    />
<require
    permission="zope.ManageContent"
    interface=".interfaces.IIntIdsSet"
    />
<require
    permission="zope.Public"
    interface=".interfaces.IIntIdsManage"
    />
</class>
<subscriber
    handler=".removeIntIdSubscriber"
    />
<subscriber
    handler=".addIntIdSubscriber"
    />
<include
    package=".browser"
    />
</configure>