[MacPorts] #46527: ld64 @97.17_4: error: Availability.h: No such file or directory

[MacPorts]

#46527: ld64 @97.17_4: error: Availability.h: No such file or directory
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  Reporter:  ryandesign@…       |      Owner:  jeremyhu@…
      Type:  defect             |     Status:  new
  Priority:  Normal             |  Milestone:
 Component:  ports              |    Version:  2.3.3
Resolution:                     |   Keywords:
      Port:  libunwind-headers  |
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Changes (by jeremyhu@…):

 * port:  ld64 => libunwind-headers


Comment:

 libunwind-headers need to be updated for better Tiger support.

 Related to http://www.llvm.org/bugs/show_bug.cgi?id=17513

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Ticket URL: <https://trac.macports.org/ticket/46527#comment:1>
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