[MacPorts] #68377: libsdl2 2.28.4_0 fails to build on Sonoma with use of undeclared identifier 'kIOMainPortDefault'

[MacPorts]

#68377: libsdl2 2.28.4_0 fails to build on Sonoma with use  of undeclared
identifier 'kIOMainPortDefault'
----------------------+--------------------
  Reporter:  mseri    |      Owner:  (none)
      Type:  defect   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.8.1
Resolution:           |   Keywords:  sonoma
      Port:  libsdl2  |
----------------------+--------------------

Comment (by mseri):

 Thanks, that worked. I am quite surprised that libsdl2 was the only
 failing package.

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Ticket URL: <https://trac.macports.org/ticket/68377#comment:3>
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