fai-cd fixes for jessie

[Thomas Lange]

>>>>> On Mon, 26 May 2014 14:55:49 +0200, "Andreas B. Mundt" <andi.mundt at web.de> said:

    > Hm, good question.  A quick search indicates that it's more complicated:

    > look inside /boot/grub
    > presence of i386-pc directory means this is a BIOS install
    > presence of x86_64-efi directory would indicate an EFI install
I found a better way to detect this:

strings /usr/lib/grub/i386-pc/kernel.img | grep i386-pc/%s.mod

This will be included in FAI 4.2.
-- 
regards Thomas