[MacPorts] #40395: dragonegg-*: depend on libffi (and maybe zlib and ncurses)

[MacPorts]

#40395: dragonegg-*: depend on libffi (and maybe zlib and ncurses)
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 Reporter:  larryv@…     |      Owner:  jeremyhu@…
     Type:  defect       |     Status:  new
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:  2.2.99
 Keywords:               |       Port:  dragonegg-3.0 dragonegg-3.1
                         |  dragonegg-3.2 dragonegg-3.3 dragonegg-3.4
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 The plugins for all versions opportunistically link to libffi.

 The DragonEgg 3.3 and 3.4 plugins also link to zlib, and the 3.4 plugins
 link to ncurses (???).

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Ticket URL: <https://trac.macports.org/ticket/40395>
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