The binary extract_dtb in this prebuilt directory can be rebuilt using the source in system/libufdt with build command "make extract_dtb". The binary mkdtimg in this prebuilt directory can be rebuilt using the source in system/libufdt with build command "make mkdtimg". The binary ufdt_apply_overlay in this prebuilt directory can be rebuilt using the source in system/libufdt with build command "make ufdt_apply_overlay_host". extract_dtb: artifact libufdt/extract_dtb from git_master@3883748 (https://android-build.googleplex.com/builds/submitted/3883748/angler-userdebug_fastbuild3b_linux/latest) mkdtimg: artifact libufdt/mkdtimg from git_master@5200978 (https://android-build.googleplex.com/builds/submitted/5200978/aosp_marlin-userdebug/latest) ufdt_apply_overlay: artifact libufdt/ufdt_apply_overlay from git_master@3883748 (https://android-build.googleplex.com/builds/submitted/3883748/angler-userdebug_fastbuild3b_linux/latest)