[GHC] #3178: Fix linking -lpthread for semaphores

[GHC]

#3178: Fix linking -lpthread for semaphores
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        Reporter:  sthibaul        |            Owner:
            Type:  bug             |           Status:  closed
        Priority:  normal          |        Milestone:  ⊥
       Component:  libraries/unix  |          Version:  6.10.2
      Resolution:  fixed           |         Keywords:
Operating System:  Other           |     Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown    |       Difficulty:  Unknown
       Test Case:                  |       Blocked By:
        Blocking:                  |  Related Tickets:  #4523
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Changes (by thomie):

 * status:  new => closed
 * resolution:   => fixed
 * related:   => #4523


Comment:

 This issue should be fixed together with ticket #4523, commit
 [http://git.haskell.org/packages/unix.git/commit/dd0178b4803924d8326224362611caad2d69e0e4
 dd0178b].
     Proper autoconf test for sem_close's library; fixes trac #4523

 Note: the current issue tracker for the `unix` library is at
 https://github.com/haskell/unix/issues

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/3178#comment:7>
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