Spend more time reading
He already did that. Mandrake's developers will be facing the same issues since 9.0 is gcc 3.2 based.
The download edition of Mandrake won't ship with nForce drivers (at least, not for the LAN card) since they're not Open Source. Likewise for Debian. This is a bit of a bummer for fetching drivers over the LAN (e.g. ADSL PPPoE) unless you plan ahead and download the RPMs onto a medium compatible with the machine you're installing on. And of course, gcc 3.2 (or even 3.1) compatible drivers don't exist yet because they're not Open Source.