===================================================================
RCS file: /cvs/openbsd/fw_update/fw_install.sh,v
retrieving revision 1.39
retrieving revision 1.42
diff -u -r1.39 -r1.42
--- openbsd/fw_update/fw_install.sh	2021/12/01 02:19:00	1.39
+++ openbsd/fw_update/fw_install.sh	2021/12/01 03:11:43	1.42
@@ -1,5 +1,5 @@
 #!/bin/ksh
-#	$OpenBSD: fw_install.sh,v 1.39 2021/12/01 02:19:00 afresh1 Exp $
+#	$OpenBSD: fw_install.sh,v 1.42 2021/12/01 03:11:43 afresh1 Exp $
 set -e
 
 # Copyright (c) 2021 Andrew Hewus Fresh <afresh1@openbsd.org>
@@ -57,7 +57,11 @@
 		chown "$_user" "$_file"
 	fi
 
-	doas -u "$_user" "$@"
+	if [[ -x /usr/bin/su ]]; then
+		/usr/bin/su -s /bin/ksh "$_user" -c "$*"
+	else
+		doas -u "$_user" "$@"
+	fi
 	_rc=$?
 
 	while doas -u "$_user" kill -9 -1 2>/dev/null; do
@@ -81,7 +85,6 @@
 VNAME=${VNAME:-$(sysctl -n kern.osrelease)}
 VERSION=${VERSION:-"${VNAME%.*}${VNAME#*.}"}
 FWDIR=${FWDIR:-$VNAME}
-MODE=${MODE:-install}
 
 # TODO: We need the firmware for the system we just installed
 #       not the one we booted from.  For example:
@@ -108,7 +111,6 @@
 		_f _r _remove _i _installed
 	local _srclocal=false _unpriv=unpriv
 
-	echo "Let's $MODE firmware!"
 	local _d _drivers=$(
 		last=''
 		while read _d _m; do
@@ -167,7 +169,7 @@
 	    echo "Signature check of SHA256.sig failed" >&2 && return 1
 
 	for _d in $_drivers; do
-		_f=$( sed -n "s/.*(\($_d-firmware-.*\.tgz\)).*/\1/p" "$_cfile" | tail -1 )
+		_f=$( sed -n "s/.*(\($_d-firmware-.*\.tgz\)).*/\1/p" "$_cfile" | sed '$!d' )
 		_installed=$(
 	        for fw in "${_pkgdir}/$_d-firmware"*; do
 		        [ -e "$fw" ] || continue