"L. D. Marks" <ldm@xxxxxxxxxxxxxxxxxxx> writes: > > 2) Duplicate, and inconsistent gcc/g++/g77 compilers The c++ compiler for some reason always seems a good candidate for breakage on systems I see. I think bad installations are outside the scope of autoconf, but you can always have configure check for features you need (namespace, std iostream, whatever) to abort at that point rather than half way through a build.