>If I'm remembering things right, my experience was that the kernel boot
>didn't get past the mcd line.

to cut a long story short:

After some discussion with Bill, a kernel with mcd configured and the
mnd_find() braindamaged cancelled out by a `return 0;',   a kernel
configured with mcd0 boots just fine on my systems.

I haven't yet heard if it works for  Bill.