[MacPorts] #64247: openrct2: builds failing for 10.13 and earlier, with macports-libcxx: cyclic dependency errors

[MacPorts]

#64247: openrct2: builds failing for 10.13 and earlier, with macports-libcxx:
cyclic dependency errors
-----------------------+----------------------
  Reporter:  mascguy   |      Owner:  mascguy
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:
      Port:  openrct2  |
-----------------------+----------------------

Comment (by kencu):

 I have this ticket for you to look through:

 https://trac.macports.org/ticket/59992

 And these two references:

 https://stackoverflow.com/questions/22693950/what-exactly-are-c-modules

 https://www.modernescpp.com/index.php/c-20-modules

 and my admission that my understanding of all this is also not deep and
 fulfilling...

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Ticket URL: <https://trac.macports.org/ticket/64247#comment:5>
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