[MacPorts] #55105: libsdl2 doesn't compile after upgrade to High Sierra

[MacPorts]

#55105: libsdl2 doesn't compile after upgrade to High Sierra
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  Reporter:  azakkerman  |      Owner:
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  libsdl2     |
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Changes (by azakkerman):

 * Attachment "main.log" added.

 compile output

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Ticket URL: <https://trac.macports.org/ticket/55105>
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