[MacPorts] #66614: libidn2-2.3.4: Configuration logfiles contain indications of -Wimplicit-function-declaration

[MacPorts]

#66614: libidn2-2.3.4: Configuration logfiles contain indications of -Wimplicit-
function-declaration
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  Reporter:  d-lamb   |      Owner:  Schamschula
      Type:  defect   |     Status:  closed
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.8.0
Resolution:  fixed    |   Keywords:
      Port:  libidn2  |
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Comment (by evanmiller):

 Requiring C++11 seems to be overkill here. The {{{libidn2}}} code base is
 C99.

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Ticket URL: <https://trac.macports.org/ticket/66614#comment:3>
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