BIND 10 #1964: regressions due to --enable-logger-checks

[BIND 10 Development]

#1964: regressions due to --enable-logger-checks
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                   Reporter:         |                 Owner:  jinmei
  jinmei                             |                Status:  reviewing
                       Type:         |             Milestone:
  defect                             |  Sprint-20120515
                   Priority:  very   |            Resolution:
  high                               |             Sensitive:  0
                  Component:         |           Sub-Project:  Core
  logging                            |  Estimated Difficulty:  0
                   Keywords:         |           Total Hours:  0
            Defect Severity:  N/A    |
Feature Depending on Ticket:         |
        Add Hours to Ticket:  0      |
                  Internal?:  0      |
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Comment (by muks):

 I guess clang++ has -Wunused-function on by default. Anyway, putting it in
 `lib/util/unittests` as shared text is indeed the best approach.

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Ticket URL: <http://bind10.isc.org/ticket/1964#comment:5>
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