rdar-mbr/boot/arch/amd64/biosboot/Makefile, branch main RDAR stream parsing within an MBR. https://git.aptel.org/rdar-mbr/atom?h=main 2026-08-20T08:36:36Z boot/amd64: Add second stage groundwork 2026-08-20T08:36:36Z Chloe M. chloe@aptel.org 2026-08-20T08:36:36Z urn:sha1:d739670937e0d411bca437cfa69f47938a7d8d9f Signed-off-by: Chloe M. <chloe@aptel.org>