I am having the same problem on my IIci running the "netbsd.please.test" kernel.
I don't think it is the battery, because the clock runs OK in MacOS.
At least I think it did. I don't run it in MacOS very often or for very
long, anymore. The clock speed appears to be 50% of real time in NetBSD.

-srw
_________________________________________________________________________
 Steven R. Weiss   |    srw@hvcn.org      | If you think education is
Computer Scientist | (313) 995-8250 x5632 |  expensive, try ignorance.



At 10:58 AM 2/12/96, Erik Bertelsen wrote:
>During the start of February with Christos' kernel changes coming
>rapidly, I was not able to build a runnable kernel, but now the sources
>seem to be stabilized, and I can again build a runnable kernel for
>my IIcx, but a new problem has surfaced:
>
>The clock runs slowly, e.g. last night from 23:30 to 7:00, the time on
>the BSD system only advanced to 4:00, i.e. a loss of 3 hours in
>a total of 7 1/2 hours.
>
>Can this be attributed to NetBSD or has the IIcx's clock (or its
>battery) just stopped working???
>
>Until two days ago (with kernels built 24 Jan and earlier), the clock
>was much more accurate -- just losing a minute or two a day, which
>was tolerable.
>
>regards
>Erik Bertelsen