[MacPorts] #67338: py-pyobjc @9.0.1 fails to build on <= 10.13

[MacPorts]

#67338: py-pyobjc @9.0.1 fails to build on <= 10.13
------------------------+----------------------
  Reporter:  jmroot     |      Owner:  danchr
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  py-pyobjc  |
------------------------+----------------------

Comment (by jmroot):

 In [changeset:"703b6fd351a0080f9c010e4186d7937f1477687a/macports-ports"
 703b6fd351a0080f9c010e4186d7937f1477687a/macports-ports] (master):
 {{{
 #!ConfigurableCommitTicketReference repository="macports-ports"
 revision="703b6fd351a0080f9c010e4186d7937f1477687a"
 py-pyobjc: indicate currently working darwin versions

 See: https://trac.macports.org/ticket/67338
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/67338#comment:1>
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