*** setup configure

Reading installed packages...
/usr/local/bin/ghc-pkg dump --global
/usr/local/bin/ghc-pkg dump --user
Dependency Cabal >=1.2.3: using Cabal-1.7.4
Creating setup (and its parents)
/usr/local/bin/ghc -package Cabal-1.7.4 --make Setup.hs -o setup/setup -odir setup -hidir setup
[1 of 1] Compiling Main             ( Setup.hs, setup/Main.o )

Setup.hs:31:37:
    Couldn't match expected type `Verbosity'
           against inferred type `[Char]'
    In the first argument of `findProgramOnPath', namely `"pgconfig"'
    In a stmt of a 'do' expression:
        pgconfig <- findProgramOnPath "pgconfig" verbosity
    In the expression:
        do pgconfig <- findProgramOnPath "pgconfig" verbosity
           pg_config <- findProgramOnPath "pg_config" verbosity
           return (pgconfig `mplus` pg_config)

Setup.hs:39:41:
    Couldn't match expected type `Distribution.Simple.Program.Db.ProgramDb'
           against inferred type `VersionRange'
    In the third argument of `requireProgram', namely `AnyVersion'
    In a stmt of a 'do' expression:
        (pgconfigProg, _) <- requireProgram
                               verbosity pgconfigProgram AnyVersion (withPrograms lbi)
    In the expression:
        do (pgconfigProg, _) <- requireProgram
                                  verbosity pgconfigProgram AnyVersion (withPrograms lbi)
           let pgconfig = rawSystemProgramStdout verbosity pgconfigProg
           incDir <- pgconfig ["--includedir"]
           libDir <- pgconfig ["--libdir"]
           ....

*** Trying again with preferred-versions

*** setup configure

Reading installed packages...
/usr/local/bin/ghc-pkg dump --global
/usr/local/bin/ghc-pkg dump --user
Dependency Cabal >=1.2.3: using Cabal-1.7.4
Creating setup (and its parents)
/usr/local/bin/ghc -package Cabal-1.7.4 --make Setup.hs -o setup/setup -odir setup -hidir setup
[1 of 1] Compiling Main             ( Setup.hs, setup/Main.o )

Setup.hs:31:37:
    Couldn't match expected type `Verbosity'
           against inferred type `[Char]'
    In the first argument of `findProgramOnPath', namely `"pgconfig"'
    In a stmt of a 'do' expression:
        pgconfig <- findProgramOnPath "pgconfig" verbosity
    In the expression:
        do pgconfig <- findProgramOnPath "pgconfig" verbosity
           pg_config <- findProgramOnPath "pg_config" verbosity
           return (pgconfig `mplus` pg_config)

Setup.hs:39:41:
    Couldn't match expected type `Distribution.Simple.Program.Db.ProgramDb'
           against inferred type `VersionRange'
    In the third argument of `requireProgram', namely `AnyVersion'
    In a stmt of a 'do' expression:
        (pgconfigProg, _) <- requireProgram
                               verbosity pgconfigProgram AnyVersion (withPrograms lbi)
    In the expression:
        do (pgconfigProg, _) <- requireProgram
                                  verbosity pgconfigProgram AnyVersion (withPrograms lbi)
           let pgconfig = rawSystemProgramStdout verbosity pgconfigProg
           incDir <- pgconfig ["--includedir"]
           libDir <- pgconfig ["--libdir"]
           ....