>> and wonder whether there's an updated one or anybody with experiences
>> (and the will to share 'em ;) on building a livecd.
>
> You may want to try pkgsrc/sysutils/mklivecd.
>
> $ cat sysutils/mklivecd/DESCR
> mklivecd is a simple shell script that allows you to build a custom
> NetBSD LiveCD on i386-based machines.

oh,

thanks a lot -- sometimes the obvious solution isn't *that* far away ;)

but this leaves one question: any solution for non-i386 machines (that 
is, in my case, sparc, sparc64, and macppc)?

tia,

timo