[MacPorts] #44464: docbook-utils: build failure ("X21B6" is not a function name)

[MacPorts]

#44464: docbook-utils: build failure ("X21B6" is not a function name)
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  Reporter:  mojca@…        |      Owner:  tlockhart1976@…
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:
Resolution:                 |   Keywords:
      Port:  docbook-utils  |
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Comment (by mojca@…):

 See also #50219.

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Ticket URL: <https://trac.macports.org/ticket/44464#comment:2>
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