So far one minor but fatal mistake -- there should not be a libc/sys/rtems/sys/types.h. More news to follow but with the holidays and all, I can't promise anything. :) -- Joel Sherrill, Ph.D. Director of Research & Development joel@OARcorp.com On-Line Applications Research Ask me about RTEMS: a free RTOS Huntsville AL 35805 Support Available (256) 722-9985