[MacPorts] #55947: openmpi @3.0.0: error: 'LOG_ERR' undeclared (first use in this function)

[MacPorts]

#55947: openmpi @3.0.0: error: 'LOG_ERR' undeclared (first use in this function)
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  Reporter:  gepenn   |      Owner:  seanfarley
      Type:  defect   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.4.2
Resolution:           |   Keywords:  highsierra
      Port:  openmpi  |
----------------------+------------------------

Comment (by nickcrabtree):

 What is the "correct" way for me to get this running now, such that when a
 macports updated port is released my system won't break?

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Ticket URL: <https://trac.macports.org/ticket/55947#comment:2>
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