>
> OK you are right, the symbols are included into my custom kernel (I run
> nm).
>
> But I've tried the following:
>  - reboot with GENERIC kernel (NetBSD-1.6.2);
>  - modload -A netbsd.GENERIC /usr/lkm/if_ipl.o;
>
> N.B. if_ipl.o is the original install module;
>
> and the result output are several warning like before.
>
> According to me, the ipf compiled as a module (ipfstat, ipmon etc. do not
> work without the module) in the generic kernel, but loading it I've got
> the same result as with my custom kernel.
>

Sorry, I'm wrong: I've found "ipf -E" that enable ipfilter; it is compiled
into the kernel (GENERIC & my custom kernel) and this is why I've got the
warning.

Sorry for my mistake.

Regards,
Roberto