what cpu type to use for a intel duo e6850 (i386 or amd64)

[Aryeh Friedman]

> Please don't top-post. Anyway, if you're not seeing all 4G, then you
> are most likely running an i386 kernel/release and not amd64. In order
> to use 4G on a 32-bit (i386) install, you need to include:
>
> options PAE

I already tried that and it barfed on a cast in adavsys.c (forget what
subdir) and no amount of hand editing corrected it (generated file?).

That is why I was asking if a in place upgrade to amd64 native was possible