efibootmgr 18 = https://github.com/rhboot/efibootmgr/archive/refs/tags/18.tar.gz ``` sh *** build *** make prefix=/pkg/gnu/efibootmgr EFIDIR=aerolinux EFI_LOADER=LinuxStub.efi install ``` ``` cfg *** build deps *** efivar ``` ``` sh *** up *** modprobe efivarfs mount -t efivarfs efivarfs /sys/firmware/efi/efivars ```