These ebuilds come from http://overlays.gentoo.org.
If you have some problems, go to the official site first.
gnarwl : Gnarwl is a serverside email autoresponder, which is backed by an LDAP database. ( http://www.onyxbits.de/gnarwl )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a wschlich-testing
For Paludis use this rsync : rsync://gentoo.zugaina.org/wschlich-testing-portage
If you have a problem : ycarus(-at-)zugaina.org