/usr/lib/haskell-packages/ is in libghc-gsasl-prof 0.3.6-2.
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/usr/lib/haskell-packages/ghc/
/usr/lib/haskell-packages/ghc/lib/
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/
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/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/gsasl-0.3.6-A3wzkOHO0HLFpynZzxmeST/Network//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/gsasl-0.3.6-A3wzkOHO0HLFpynZzxmeST/Network/Protocol//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/gsasl-0.3.6-A3wzkOHO0HLFpynZzxmeST/Network/Protocol/SASL//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/gsasl-0.3.6-A3wzkOHO0HLFpynZzxmeST/Network/Protocol/SASL/GNU.p_hi