* include/grub/emu/hostdisk.h (grub_util_get_os_disk): New proto.
	* include/grub/util/deviceiter.h: Removed.
	* util/deviceiter.c: Likewise.
	* util/getroot.c (grub_util_get_os_disk): New function.
	* util/grub-install.in: Remove grub-mkdevicemap. Use -t disk as
	replacement for EFI.
	* util/grub-mkdevicemap.c: Removed.
	* util/grub-probe.c (probe): Handle PRINT_DISK.
	(argp_parser): Handle -t disk.