These ebuilds come from https://github.com/funtoo/funtoo-overlay.
If you have some problems, go to the official site first.
pam : Linux-PAM (Pluggable Authentication Modules) ( https://fedorahosted.org/linux-pam/ )
timezone-data : Timezone data (/usr/share/zoneinfo) and utilities (tzselect/zic/zdump) ( http://www.iana.org/time-zones http://www.twinsun.com/tz/tz-link.htm )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a funtoo-overlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/funtoo-overlay-portage
If you have a problem : ycarus(-at-)zugaina.org