Derek Atkins wrote: >What do you get from: > >find /usr/include -name \*.h -print | xargs grep res_search > /usr/include/resolv.h:#define res_search __res_search /usr/include/resolv.h:int res_search __P((const char *, int, int, u_char *, int)); The result is identical on both machines (x86_64 and i386). Marc