The default bootable file that UEFI firmware looks for is BOOTX64.EFI in the directory \EFI\BOOT\, so you could just rename the bootloader file accordingly and put it at that location to boot it ...
What I'm trying to do is get my Macintosh Pro (2013) which has only UEFI to PXE boot a Clonezilla Live image from TFTP which is hosted by a Clonezilla DRBL server. Ok, let me breakdown what I am able ...
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