grml/grml-rescueboot — pull request #1 by zeha (2013-05-21 18:34:09+00:00)
Title: Allow use with grub-efi-amd64 (Closes: #680717)

I didn't consider grub-efi-ia32 because I can't actually test it, and
likely there is almost no hardware that would benefit from this.

64bit EFI grub works for me.