[MacPorts] #54886: inkscape @0.92.2: error: call to 'abs' is ambiguous

[MacPorts]

#54886: inkscape @0.92.2: error: call to 'abs' is ambiguous
---------------------------+--------------------------------------
  Reporter:  tempesti0n1c  |      Owner:  dbevans
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.4.1
Resolution:                |   Keywords:  highsierra sierra xcode9
      Port:  inkscape      |
---------------------------+--------------------------------------

Comment (by abgandar):

 Just for reference: the same problem also appears in the FreeBSD port for
 Inkscape (1). Their patch (2) is more or less the same as comment:12 and
 comment:13 propose.

 (1) [https://lists.freebsd.org/pipermail/freebsd-
 gnome/2016-June/034288.html][[BR]]
 (2) [https://svnweb.freebsd.org/ports/head/graphics/inkscape/files/patch-
 src_libavoid_connector.cpp?revision=416493&view=markup]

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Ticket URL: <https://trac.macports.org/ticket/54886#comment:15>
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