Getting to the original poster's question: I believe APUS kernels will have a /proc/hardware, which isn't present at all on other PPC architecture. Testing for the existence of the /proc/bus/zorro directory would be another reasonable Amiga test. Chris -- Chris Lawrence <cnlawren@phy.olemiss.edu> - http://www.lordsutch.com/chris/ Computer Systems Manager, Physics and Astronomy, Univ. of Mississippi 125B Lewis Hall - 662-915-5765