All board specific quirks inside the installer (and other bugs) relating to
root on softraid are fixed, so that install media with the new question
just works for plain as well as encrypted installs.
Tested on Pinebook Pro, Raspberry Pi 4b, SolidRun CEX7.
-# $OpenBSD: install.md,v 1.43 2023/04/04 08:31:35 kn Exp $
+# $OpenBSD: install.md,v 1.44 2023/04/04 08:39:40 kn Exp $
#
#
# Copyright (c) 1996 The NetBSD Foundation, Inc.
# machine dependent section of installation/upgrade script.
#
+MDBOOTSR=y
NCPU=$(sysctl -n hw.ncpufound)
MOUNT_ARGS_msdos="-o-l"