fprintf (stderr, "host_system: %s\n", host_system);
fprintf (stderr, "build_system: %s\n", build_system);
fprintf (stderr, "locale_dir: %s\n", locale_dir);
fprintf (stderr, "host_system: %s\n", host_system);
fprintf (stderr, "build_system: %s\n", build_system);
fprintf (stderr, "locale_dir: %s\n", locale_dir);