[MacPorts] #63718: zvbi: build fails on 10.6_x32, perhaps related to implicit declaration of 'setjmp'

[MacPorts]

#63718: zvbi: build fails on 10.6_x32, perhaps related to implicit declaration of
'setjmp'
--------------------------------+----------------------
  Reporter:  mascguy            |      Owner:  mascguy
      Type:  defect             |     Status:  assigned
  Priority:  Normal             |  Milestone:
 Component:  ports              |    Version:  2.7.1
Resolution:                     |   Keywords:  setjmp
      Port:  zvbi ffmpeg-devel  |
--------------------------------+----------------------

Comment (by mascguy):

 @mkuron found the problem: The port is undefining `__i386__` up-front,
 causing the "architecture not supported" error when that header is
 included.

 He submitted a PR with the fix, and I'll be testing it on my MacBookPro
 shortly:

 https://github.com/macports/macports-ports/pull/12724

-- 
Ticket URL: <https://trac.macports.org/ticket/63718#comment:4>
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