The 4K stack size seems to be part of the future. As the transition progresses, how would one test for StackSize=4k? Both in make/config files and in install scripts where two object (4k or 8K) could be installed. Also is it possible to build a set of wrappers that do the right thing into and out of a driver when the driver and kernel ABI do not match on this choice. -- T o m M i t c h e l l /dev/null the ultimate in secure storage.