[GHC] #11761: autoconf 2.69 breaks configure

[GHC]

#11761: autoconf 2.69 breaks configure
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        Reporter:  kgardas           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Build System      |              Version:  8.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Building GHC      |  Unknown/Multiple
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by thomie):

 I'm using autoconf 2.69 as shipped with Ubuntu, and everything works fine.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11761#comment:2>
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