[MacPorts] #63738: auto-multiple-choice/auto-multiple-choice-devel: fix build failures for older macOS releases, or set known_fail

[MacPorts]

#63738: auto-multiple-choice/auto-multiple-choice-devel: fix build failures for
older macOS releases, or set known_fail
-------------------------------------------------+-------------------------
  Reporter:  mascguy                             |      Owner:  nortcele
      Type:  defect                              |     Status:  assigned
  Priority:  Normal                              |  Milestone:
 Component:  ports                               |    Version:  2.7.1
Resolution:                                      |   Keywords:
      Port:  auto-multiple-choice auto-          |
  multiple-choice-devel                          |
-------------------------------------------------+-------------------------

Comment (by kencu):

 Compiler selection is broken for this port:

 {{{
 gcc -o
 }}}

 so nothing will work until that is repaired.

 It is only serendipity that it builds at all on any system.

 See [wiki:UsingTheRightCompiler].

-- 
Ticket URL: <https://trac.macports.org/ticket/63738#comment:3>
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