The `pesign` binary is linked against `libefivar.so.1`, so it can't execute without `evifar` installed.
Created attachment 476506 [details, diff] This fixes the problem Here is the fix.
If you want to create a pullrequest directly on github, you can link it to this ticket. https://wiki.gentoo.org/wiki/Gentoo_git_workflow#Pull_requests_from_developers_and_users
commit d444a72f5e20d24cd6269c89ece63ab6dd0de4e8 Author: David Michael <david.michael@coreos.com> Date: Wed Jun 14 17:24:02 2017 -0700 app-crypt/pesign: Move efivar to RDEPEND Gentoo-Bug: https://bugs.gentoo.org/621802 Package-Manager: Portage-2.3.5, Repoman-2.3.2 Sorry bad tag. Thanks