Needed to get rid of old ebuilds using old eclasses
amd64 stable
commit 715fb01e9720c5f270cb8a5b0efe3f81e0555e73 Author: Rolf Eike Beer <eike@sf-mail.de> Date: Thu Mar 8 07:39:46 2018 +0100 net-misc/netkit-bootparamd: stable 0.17-r4 for sparc, bug #648404
x86 stable
ppc stable, old dropped.