[bug #54972] lookbib -v reports null version number

[G. Branden Robinson]

URL:
  <https://savannah.gnu.org/bugs/?54972>

                 Summary: lookbib -v reports null version number
                 Project: GNU troff
            Submitted by: gbranden
            Submitted on: Tue 06 Nov 2018 06:44:16 PM UTC
                Category: None
                Severity: 3 - Normal
              Item Group: Incorrect behaviour
                  Status: In Progress
                 Privacy: Public
             Assigned to: gbranden
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None

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Details:


$ ./build/lookbib -v
GNU lookbib (groff) version (null)


Well, _that's_ not good. (groff 1.22.3 does this, too.)

Fortunately I've identified a fix.




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