Configuring udev-0.1.0.0...
Flags chosen: examples=False
Dependency base ==4.6.0.1: using base-4.6.0.1
Dependency bytestring ==0.10.0.2: using bytestring-0.10.0.2
Dependency posix-paths ==0.1.1.1: using posix-paths-0.1.1.1
Dependency select ==0.4.0.1: using select-0.4.0.1
Dependency udev -any: using udev-0.1.0.0
Dependency unix ==2.6.0.1: using unix-2.6.0.1
setup-Cabal-1.16.0.3-ghc-7.6.3: The program pkg-config version >=0.9.0 is
required but it could not be found.