[MacPorts] #63868: tk @8.6.12: error: use of undeclared identifier 'NSBitmapFormatAlphaFirst'

[MacPorts]

#63868: tk @8.6.12: error: use of undeclared identifier 'NSBitmapFormatAlphaFirst'
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  Reporter:  macdeport  |      Owner:  MarcusCalhoun-Lopez
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.7.1
Resolution:             |   Keywords:  yosemite
      Port:  tk         |
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Comment (by chrstphrchvz):

 Pull request opened: https://github.com/macports/macports-ports/pull/12866

 Reported upstream: https://core.tcl-lang.org/tk/tktview?name=e699a7b606

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Ticket URL: <https://trac.macports.org/ticket/63868#comment:8>
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