[MacPorts] #64267: gtk-doc fails to configure on PowerPC: could not find DocBook XML DTD V4.3 in XML catalog

[MacPorts]

#64267: gtk-doc fails to configure on PowerPC: could not find DocBook XML DTD V4.3
in XML catalog
-------------------------------------+---------------------
 Reporter:  barracuda156             |      Owner:  (none)
     Type:  defect                   |     Status:  new
 Priority:  Normal                   |  Milestone:
Component:  ports                    |    Version:  2.7.1
 Keywords:  PowerPC, Leopard, ppc64  |       Port:  gtk-doc
-------------------------------------+---------------------
 It should build since it is noarch, but it fails for me in whichever
 configuration (ppc, ppc64, universal). Perhaps I do something wrong, but I
 don't see where. Portfile is unmodified.

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Ticket URL: <https://trac.macports.org/ticket/64267>
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