On Tuesday 25 October 2005 3:45 pm, Brian wrote: > Great thanks for the tips. I see its a bit chicken and egg, but is there a > reason config.h couldn't just define HAVE_CONFIG_H? Because your source file is expected to use logic like this:-- #ifdef HAVE_CONFIG_H #include "config.h" #endif so if it isn't defined on the command line, config.h will never get the chance to define *anything*. HTH. Regards, Keith. _______________________________________________ Autoconf mailing list Autoconf@xxxxxxx http://lists.gnu.org/mailman/listinfo/autoconf