printf("\n*** 'gimptool --version' returned %d.%d.%d, but the minimum version\n", $gimptool_major_version, $gimptool_minor_version, $gimptool_micro_version);
printf("*** of GIMP required is %d.%d.%d. If gimptool is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If gimptool was wrong, set the environment variable GIMPTOOL\n");
printf("*** to point to the correct copy of gimptool, and remove the file\n");
printf("*** config.cache before re-running configure\n");