[MacPorts] #55180: tbb @2017_U8 does not build on Snow Leopard, Mac OS X 10.6.8, because of missing members

[MacPorts]

#55180: tbb @2017_U8 does not build on Snow Leopard, Mac OS X 10.6.8, because of
missing members
------------------------+-------------------------
  Reporter:  ballapete  |      Owner:  sean@…
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.4.2
Resolution:             |   Keywords:  snowleopard
      Port:  tbb        |
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Comment (by ballapete):

 Replying to [comment:2 kencu]:
 > Try this: <https://github.com/macports/macports-ports/pull/964>
 >

 With this patch `tbb` builds at least.

 > If you know how to test tbb better than I, please tell me if this is
 actually useful on 10.6 with this fix.

 Well, C++ is not my language. At least `opencv` starts to build with it.
 It has some hick-ups I'll report later…

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Ticket URL: <https://trac.macports.org/ticket/55180#comment:4>
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