mdns problem

[Beso <givemesugarr gmail com>]

everytime i try autogen on the svn version i get this error:

> .
> .
> .
>  checking for /etc/redhat-release... no
> checking for /etc/SuSE-release... no
> checking for /etc/fedora-release... no
> checking for /etc/gentoo-release... yes
> checking for /etc/debian_version... no
> checking for /etc/arch-release... no
> checking for /etc/slackware-version... no
> checking for /etc/frugalware-release... no
> configure: error: invalid mdns implementation specified (mdnsresponder)
i don't know what the problem could be and how to fix it.
any hint?!