Resolving dependencies... Configuring extensible-exceptions-0.1.1.4... Building extensible-exceptions-0.1.1.4... Installed extensible-exceptions-0.1.1.4 Configuring BerkeleyDB-0.8.7... Building BerkeleyDB-0.8.7... Installed BerkeleyDB-0.8.7 Configuring BerkeleyDBXML-0.7.1... Failed to install BerkeleyDBXML-0.7.1 Build log ( /home/builder/.cabal/logs/BerkeleyDBXML-0.7.1.log ): cabal: Entering directory '/tmp/cabal-tmp-18801/BerkeleyDBXML-0.7.1' Configuring BerkeleyDBXML-0.7.1... cabal: Missing dependency on a foreign library: * Missing C library: dbxml 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. cabal: Leaving directory '/tmp/cabal-tmp-18801/BerkeleyDBXML-0.7.1' cabal: Error: some packages failed to install: BerkeleyDBXML-0.7.1 failed during the configure step. The exception was: ExitFailure 1