sys-libs/com_err sys-libs/ss block sys-libs/e2fsprogs-libs

echo "<=app-crypt/mit-krb5-1.6.3-r2" >> /etc/portage/package.keywords
emerge --sync
emerge -f e2fsprogs e2fsprogs-libs
emerge --unmerge ss com_err e2fsprogs
emerge e2fsprogs e2fsprogs-libs