problemas de configuración con PHP4

       LoadModule php4_module /usr/lib/apache/1.3/libphp4.so
        AddType application/x-httpd-php .php
        AddType application/x-httpd-php .php4
        AddType application/x-httpd-php-source .phps
        # apachectl stop
        # apachectl start

En Woody, esto (e instalar los paquetes) debe bastar.