[MacPorts] #61147: xournal @0.4.8.2016_1: error: implicit declaration of function 'read', 'write', 'close'

[MacPorts]

#61147: xournal @0.4.8.2016_1: error: implicit declaration of function 'read',
'write', 'close'
----------------------+-------------------------------
  Reporter:  mzucker  |      Owner:  ryandesign
      Type:  defect   |     Status:  closed
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.6.3
Resolution:  fixed    |   Keywords:  catalina haspatch
      Port:  xournal  |
----------------------+-------------------------------

Comment (by mzucker):

 I added the -std=gnu89 because the errors I saw said implicit declarations
 are invalid in C99. But glad for any fix, thanks!

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Ticket URL: <https://trac.macports.org/ticket/61147#comment:4>
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