[MacPorts] #55390: lablgtk2 @2.18.3: error: use of undeclared identifier 'caml__frame' (was: lablgtk2 fail on MacOs 10.13.1)

[MacPorts]

#55390: lablgtk2 @2.18.3: error: use of undeclared identifier 'caml__frame'
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  Reporter:  domenic87  |      Owner:
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.4.2
Resolution:             |   Keywords:
      Port:  lablgtk2   |
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Comment (by ryandesign):

 ocaml was just updated from 4.02.2 to 4.05 in
 [f067e94db52d1a18a444305af2bda0e77bf4ce16/macports-ports]. I guess
 lablgtk2 @2.18.3 is not compatible with ocaml @4.05.

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Ticket URL: <https://trac.macports.org/ticket/55390#comment:3>
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