[MacPorts] #59649: libxml2 fails to build on 10.13.4

[MacPorts]

#59649: libxml2 fails to build on 10.13.4
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  Reporter:  andregirard  |      Owner:  (none)
      Type:  defect       |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  build failure
      Port:  libxml2      |
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Changes (by andregirard):

 * Attachment "main.log" added.


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Ticket URL: <https://trac.macports.org/ticket/59649>
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