[MacPorts] #67332: htop @3.2.2 does not build on PPC Leopard/Mac OS X 10.5.8 because libunwind lacks declarations and definitions

[MacPorts]

#67332: htop @3.2.2 does not build on PPC Leopard/Mac OS X 10.5.8 because libunwind
lacks declarations and definitions
-------------------------+-------------------------
  Reporter:  ballapete   |      Owner:  (none)
      Type:  defect      |     Status:  closed
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.8.1
Resolution:  worksforme  |   Keywords:  leopard ppc
      Port:  htop        |
-------------------------+-------------------------

Comment (by ballapete):

 The unavailable library functions have all ` __attribute__((unavailable))`
 set from per-compiler.

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Ticket URL: <https://trac.macports.org/ticket/67332#comment:2>
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