> 	I can't figure out how the dump device is configured in.  I
> tried adding 'dump on ...' to the configure line (simply because I
> found dump referenced in swapnetbsd.c which seems to be generated
> there), but config won't take it.  How is this generated.  Once I have
> a dump, how is it read?

By default the dump device is configured to be the same as the swap
device. You can specify some by using `dumps on ...'.

Once saved by savecore(8), you can examine a post-mortem with

	`gdb -k /var/crash/netbsd /var/crash/dumpfile'

-pk