[MacPorts] #67653: dc3dd: fix implicit declaration warnings

[MacPorts]

#67653: dc3dd: fix implicit declaration warnings
----------------------+----------------------
  Reporter:  mascguy  |      Owner:  mascguy
      Type:  defect   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.8.1
Resolution:           |   Keywords:  implicit
      Port:  dc3dd    |
----------------------+----------------------

Comment (by cooljeanius):

 These are errors now.

-- 
Ticket URL: <https://trac.macports.org/ticket/67653#comment:2>
MacPorts <https://www.macports.org/>
Ports system for macOS