I’ve just compiled the newest v5-32-00-patches on a CentOS 6.2 / x86_64 machine (gcc 4.4.6).
The output of “root-config --features” contains the word “fink”.
ROOT changed my a CentOS into a MacOS.
Also my Ubuntu 10.04.4 LTS / i686 (gcc 4.4.3) has been changed into a MacOS.