1. Name All supported vars files 2. Search for each supported vars file 3. Only allow One (or None) supported vars file to exist. 4. Prefer PKI/vars file. 5. Warn for All other deprecated vars files, if they exist. 6. Warn for NO vars file found and prefer PKI/vars. Signed-off-by: Richard T Bonhomme <tincantech@protonmail.com>