[MacPorts] #53021: octave @4.2.0_1 +gcc6 +openblas: build failure (was: octave @4.2.0_1: Another build failure)

[MacPorts]

#53021: octave @4.2.0_1 +gcc6 +openblas: build failure
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  Reporter:  mf2k    |      Owner:  MarcusCalhoun-Lopez
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:          |   Keywords:
      Port:  octave  |
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Comment (by mf2k):

 I am using the non-default variants {{{+gcc6 +openblas}}} in my
 variants.conf file to build it.

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Ticket URL: <https://trac.macports.org/ticket/53021#comment:6>
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