Resolving dependencies... Configuring bindings-DSL-1.0.20... Building bindings-DSL-1.0.20... Preprocessing library bindings-DSL-1.0.20... [1 of 1] Compiling Bindings.Utilities ( Bindings/Utilities.hs, dist/build/Bindings/Utilities.o ) In-place registering bindings-DSL-1.0.20... Running Haddock for bindings-DSL-1.0.20... Running hscolour for bindings-DSL-1.0.20... Preprocessing library bindings-DSL-1.0.20... Preprocessing library bindings-DSL-1.0.20... Warning: The documentation for the following packages are not installed. No links will be generated to these packages: rts-1.0 Haddock coverage: 67% ( 2 / 3) in 'Bindings.Utilities' Documentation created: dist/doc/html/bindings-DSL/index.html Installing library in /srv/hackage/var/build/tmp-install/lib/bindings-DSL-1.0.20/ghc-7.6.3 Registering bindings-DSL-1.0.20... Installed bindings-DSL-1.0.20 Downloading bindings-cctools-3.6.1.0.1.0.0.1... Configuring bindings-cctools-3.6.1.0.1.0.0.1... cabal: Missing dependency on a foreign library: * Missing C library: dttools This problem can usually be solved by installing the system package that provides this library (you may need the "-dev" version). If the library is already installed but in a non-standard location then you can use the flags --extra-include-dirs= and --extra-lib-dirs= to specify where it is. Failed to install bindings-cctools-3.6.1.0.1.0.0.1 cabal: Error: some packages failed to install: bindings-cctools-3.6.1.0.1.0.0.1 failed during the configure step. The exception was: ExitFailure 1