So I built TemperatureSensor-simple.c from the examples with the old compiler and while it does run on the SBC, the floating point numbers are all wrong... which kind of makes sense since EABI primarily affects floating point calls. It would probably be better if the old apps just died, but there's ...

Hi Patrick, Very nice! I downloaded the 1.04 buildroot tarball and was able to build it successfully on Ubuntu 10.04 (I could never get version 1.03 to fully build on the same host). FYI, I also did a very simple test cross-compiling a helloworld.c with a gcc 4.4.3 toolchain I built with crosstool-n...