[MacPorts] #65710: graphene @1.10.8_0+universal: graphene-1.0.pc differs and cannot be merged

[MacPorts]

#65710: graphene @1.10.8_0+universal: graphene-1.0.pc differs and cannot be merged
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  Reporter:  thetrial  |      Owner:  dbevans
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.7.2
Resolution:            |   Keywords:  elcapitan legacy-os
      Port:  graphene  |
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Comment (by fhgwright):

 Indeed this has the effect that `graphene +universal` can't be installed
 or upgraded.  A second attempt without cleaning gets a different error,
 but still fails.

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Ticket URL: <https://trac.macports.org/ticket/65710#comment:3>
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