These ebuilds come from http://ohnopub.net/~ohnobinki/gentoo.
If you have some problems, go to the official site first.
audiofile : An elegant API for accessing audio files ( http://www.68k.org/~michael/audiofile/ )
lib3ds : library for managing 3D-Studio Release 3 and 4 .3DS files ( http://www.lib3ds.org/ )
libao : the audio output library ( http://www.xiph.org/ao )
skstream : FreeSockets - Portable C++ classes for IP (sockets) applications ( http://www.worldforge.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a ohnobinki
For Paludis use this rsync : rsync://gentoo.zugaina.org/ohnobinki-portage
If you have a problem : ycarus(-at-)zugaina.org