Alias       /wiki-htdocs/ /usr/share/moin/htdocs/
ScriptAlias /wiki         /var/www/moin/moin.cgi

<Directory /usr/share/moin/htdocs/>
    Options -Indexes MultiViews
    AllowOverride None
    <IfModule mod_access.c>
      Order allow,deny
      Allow from all
    </IfModule>
</Directory>

<Directory /var/www/moin/>
    Options -Indexes
    <IfModule mod_access.c>
      Order allow,deny
      Allow from all
    </IfModule>
</Directory>