[MacPorts] #67590: openexr @3.1.8: build failures: 10.8 and earlier (unknown type name 'dispatch_semaphore_t'); ppc/gcc: ('isnan' was not declared in this scope)

[MacPorts]

#67590: openexr @3.1.8: build failures: 10.8 and earlier (unknown type name
'dispatch_semaphore_t'); ppc/gcc: ('isnan' was not declared in this scope)
-------------------------+-------------------------------------------------
  Reporter:              |      Owner:  mascguy
  barracuda156           |
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.8.1
Resolution:              |   Keywords:  powerpc, leopard, snowleopard,
      Port:  openexr     |  lion, mountainlion
-------------------------+-------------------------------------------------

Comment (by barracuda156):

 Replying to [comment:8 mascguy]:
 > Queued builds of `openexr` dependents, for 10.6 thru 10.8.

 I guess 10.7–10.8 did not run?
 https://ports.macports.org/port/openexr/details
 Given that 10.6 is all good now.

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Ticket URL: <https://trac.macports.org/ticket/67590#comment:9>
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