added missing prototype
added missing prototype

svn path=/trunk/; revision=2500

swesterfeld/beast,tim-janik/beast,GNOME/beast,tim-janik/beast,GNOME/beast,swesterfeld/beast,tim-janik/beast,GNOME/beast,tim-janik/beast,tim-janik/beast,tim-janik/beast,swesterfeld/beast,swesterfeld/beast,tim-janik/beast,swesterfeld/beast,GNOME/beast,GNOME/beast,GNOME/beast,swesterfeld/beast,GNOME/beast,swesterfeld/beast