[MacPorts] #61623: Portmidi build fails not finding jni.h

[MacPorts]

#61623: Portmidi build fails not finding jni.h
-------------------------+--------------------
  Reporter:  juanalexei  |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.6.4
Resolution:              |   Keywords:  bigsur
      Port:  portmidi    |
-------------------------+--------------------
Changes (by juanalexei):

 * Attachment "main.log" added.

 Portmidi build log

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Ticket URL: <https://trac.macports.org/ticket/61623>
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