Resolving dependencies...
Downloading btrfs-0.1.0.0...
[1 of 1] Compiling Main             ( /tmp/btrfs-0.1.0.0-14967/btrfs-0.1.0.0/Setup.hs, /tmp/btrfs-0.1.0.0-14967/btrfs-0.1.0.0/dist/setup/Main.o )
Linking /tmp/btrfs-0.1.0.0-14967/btrfs-0.1.0.0/dist/setup/setup ...
Configuring btrfs-0.1.0.0...
Building btrfs-0.1.0.0...
Preprocessing library btrfs-0.1.0.0...
Btrfs.hsc:93:25: fatal error: linux/btrfs.h: No such file or directory
compilation terminated.
compiling dist/build/System/Linux/Btrfs_hsc_make.c failed (exit code 1)
command was: /usr/bin/gcc -c dist/build/System/Linux/Btrfs_hsc_make.c -o dist/build/System/Linux/Btrfs_hsc_make.o -fno-stack-protector -Wl,--hash-size=31 -Wl,--reduce-memory-overheads -D__GLASGOW_HASKELL__=706 -Dlinux_BUILD_OS=1 -Dx86_64_BUILD_ARCH=1 -Dlinux_HOST_OS=1 -Dx86_64_HOST_ARCH=1 -Iinclude -I/usr/local/lib/ghc-7.6.3/unix-2.6.0.1/include -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -I/usr/local/lib/ghc-7.6.3/time-1.4.0.1/include -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -I/usr/local/lib/ghc-7.6.3/bytestring-0.10.0.2/include -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -I/usr/local/lib/ghc-7.6.3/base-4.6.0.1/include -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -I/usr/local/lib/ghc-7.6.3/include -Idist/build/autogen -include dist/build/autogen/cabal_macros.h -I/usr/local/lib/ghc-7.6.3/include/
Failed to install btrfs-0.1.0.0
cabal: Error: some packages failed to install:
btrfs-0.1.0.0 failed during the building phase. The exception was:
ExitFailure 1