> > BTW, is it possible to use an m68k ELF kernel (with COMPAT_AOUT_M68K)
> > on a.out userland? When I tried it, some binaries (ifconfig, route etc.)
> > did not work. I'm wondering if it is compiler problem or kernel problem.
> 
> Yet another known issue. :-)
> 
> These binaries (actually some library functions) use sysctl(3) to retrieve
> network details. I looked into to extending COMPAT_AOUT_M68K to compensate
> for the structure padding differences in the returned data but it turned
> out to Non Trivial. In the end I punted, preferring to provide the static
> ELF binaries to folks wanting to upgrade.

How about putting known issues about m68k aout<->elf ABI problem somewhere?
Or, does that already exist?
--
soda