[MacPorts] #62272: lmdb @0.9.28 does not build on PPC Leopard, Mac OS X 10.5.8, because of "Undefined symbols'"

[MacPorts]

#62272: lmdb @0.9.28 does not build on PPC Leopard, Mac OS X 10.5.8, because of
"Undefined symbols'"
------------------------+---------------------
  Reporter:  ballapete  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.6.4
Resolution:             |   Keywords:  leopard
      Port:  lmdb       |
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Comment (by kencu):

 {{{posix_memalign}}} was one of the first things I added to
 {{{legacysupport}}}, so you might have happiness adding that.

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Ticket URL: <https://trac.macports.org/ticket/62272#comment:2>
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