[MacPorts] #59471: Libiodbc failed to compile under macOS 10.15, and TeXlive 2019, on iMac and macbook pro

[MacPorts]

#59471: Libiodbc failed to compile under macOS 10.15, and TeXlive 2019, on iMac and
macbook pro
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  Reporter:  lukewmo   |      Owner:  nerdling
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:  catalina
      Port:  libiodbc  |
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Comment (by cjones051073):

 Note, you have to force a build from source, using `port -s` to see the
 failure, otherwise the binary tarball will probably be used instead.

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Ticket URL: <https://trac.macports.org/ticket/59471#comment:3>
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