sunifdef/test_sunifdef in the extracted tarball contains a test harness. This harness is built and executed by make check.sunifdef/test_sunifdef. Any of these scripts can be run independantly with a command like: perl -I ../perl test_script.pltest_script.pl it will be run with the defaults that are used by make check. The available options can be listed by running the script with the option --help
1.5.4 (with a little help from perl.)