>From: seebs@plethora.net (Peter Seebach)
>Reply-To: seebs@plethora.net (Peter Seebach)
>
>In message <200001281833.KAA01010@lestat.nas.nasa.gov>, Jason Thorpe writes:
>>The problem is that the tunefs's change of the superblock was undone
>>by the file system writing its copy of the superblock back out to disk.
>
>I found a workaround.
>
>	# kill 1
>	[...]
>	Enter pathname[...]
>	# sync
>	# sync
>	# tunefs -A -n enable /dev/rwd0a
>	# [hit power switch]

it's much safer to just:

boot netbsd -s
# mount -u /
# tunefs -A -n enable /dev/rwd0a
# reboot

As long as the filesystem is already rw when the change occurs, the
changes will "stick".

--
entropy