>Well, I removed the Ethernet card now the system boots with problems. I 
>had to reinstall the NetBSD Filesystem, because first I hadn't converted 
>the A/UX swap to NetBSD swap. The last partition on my hd wasn't visible 
>with Mkfs 1.4.3 Only a small junk partition 20k solved the problem - 
>should be fixed.

A/UX disk partitions are identical to NetBSD ones, so you must have had 
some other problem with your swap.

The small junk partition is only required with some disk formatters.  
Most don't screw up the Partition Map like Apple HD SC Setup 7.5.3 does.

-bob