dbverify(1) on Linux
The text 949b98daf472, as Debian 4.0 (Etch) shipped it.
Check a Lifelines database
Flags it lists
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-D -
-F -
-G -
-M -
-a -
-e -
-f -
-g -
-h -
-i -
-l -
-m -
-n -
-s -
-x