[MacPorts] #56781: gstreamer1-gst-plugins-bad @1.14.1_1: error: unknown type name 'CGLError'

[MacPorts]

#56781: gstreamer1-gst-plugins-bad @1.14.1_1: error: unknown type name 'CGLError'
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  Reporter:  Blokkendoos                 |      Owner:  (none)
      Type:  defect                      |     Status:  new
  Priority:  Normal                      |  Milestone:
 Component:  ports                       |    Version:  2.5.3
Resolution:                              |   Keywords:
      Port:  gstreamer1-gst-plugins-bad  |
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Comment (by mouse07410):

 I cannot say I like this workaround - but it helped me on three High
 Sierra machines, saving the day. Thanks, @arappe, for providing it.

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Ticket URL: <https://trac.macports.org/ticket/56781#comment:18>
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