master
[build] Mark GDB stub as forbidden for UEFI Secure Boot
[build] Remove redundant regparm function attribute for x86_64
[build] Allow for 32-bit and 64-bit versions of util/zbin
[efi] Remove redundant EFI_BOOT_FILE definitions
[linux] Centralise the linker script for Linux binaries
[build] Fix building on older versions of binutils