boost : Boost Libraries for C++ ( https://www.boost.org/ )
libaio : Asynchronous input/output library that uses the kernels native interface ( https://pagure.io/libaio )
libgpg-error : Contains error handling functions used by GnuPG software ( http://www.gnupg.org/related_software/libgpg-error )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gnux32
For Paludis use this rsync : rsync://gentoo.zugaina.org/gnux32-portage
If you have a problem : ycarus(-at-)zugaina.org