Do you pronounce the vowel in /var as in "bar" or as in "bare"? Also, for those who try to pronounce everything rather than spell them out, where does it end?

Do you pronounce the vowel in /var as in "bar" or as in "bare"? Also, for those who try to pronounce everything rather than spell them out, where does it end? I now have a newly discovered, morbid interest in how such folks say path elements like "selinux", "httpd", and "pgsql"...