I just noticed that even for a native build, the change to AC_CHECK_TOOLS will print out a bunch of ugly cached messages. checking for g++... g++ checking for c++... (cached) g++ checking for gpp... (cached) g++ checking for aCC... (cached) g++ checking for CC... (cached) g++ checking for cxx... (cached) g++ checking for cc++... (cached) g++ checking for cl... (cached) g++ checking for KCC... (cached) g++ checking for RCC... (cached) g++ checking for xlC_r... (cached) g++ checking for xlC... (cached) g++ checking for g++... (cached) g++ This is really ugly! Mo DeJong Red Hat Inc