These ebuilds come from http://overlays.gentoo.org.
If you have some problems, go to the official site first.
acpi4asus : Acpi daemon and kernel module to control ASUS Laptop Hotkeys ( http://acpi4asus.sourceforge.net/ )
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