[MacPorts] #66625: ttyd fails to build on Rosetta: error: unknown type name 'using'

[MacPorts]

#66625: ttyd fails to build on Rosetta: error: unknown type name 'using'
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  Reporter:  barracuda156  |      Owner:  herbygillot
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.0
Resolution:                |   Keywords:  powerpc, rosetta, snowleopard
      Port:  ttyd          |
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Comment (by barracuda156):

 Replying to [comment:1 jmroot]:
 > Replying to [ticket:66625 barracuda156]:
 > > Whose is this header, `/opt/local/include/util.h`?
 >
 > Use `port provides` to check. Probably doesn't matter that much though;
 the issue is likely `-I` flags ordered incorrectly (external before
 internal), but it's hard to know since you didn't attach the log.

 Sorry, attached it now.

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Ticket URL: <https://trac.macports.org/ticket/66625#comment:2>
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