[MacPorts] #66779: libnetpbm: Failed to extract libnetpbm: extract.rename: multiple directories exist in /opt/local/var/macports/build/_opt_mports_macports-ports_graphics_netpbm/libnetpbm/work

[MacPorts]

#66779: libnetpbm: Failed to extract libnetpbm: extract.rename: multiple
directories exist in /opt/local/var/macports/build/_opt_mports_macports-
ports_graphics_netpbm/libnetpbm/work
------------------------+------------------------
  Reporter:  mf2k       |      Owner:  ryandesign
      Type:  defect     |     Status:  closed
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.8.99
Resolution:  fixed      |   Keywords:
      Port:  libnetpbm  |
------------------------+------------------------

Comment (by ryandesign):

 If setting `extract.rename yes` does not work with multiple directories,
 then why does the github portgroup set `extract.rename yes` when there are
 multiple directories?

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Ticket URL: <https://trac.macports.org/ticket/66779#comment:11>
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