/usr/include/ is in libcurlpp-dev 0.8.1-2build1.
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..
/usr/include/curlpp/
/usr/include/curlpp/Easy.hpp
/usr/include/curlpp/Easy.inl
/usr/include/curlpp/Exception.hpp
/usr/include/curlpp/Form.hpp
/usr/include/curlpp/Info.hpp
/usr/include/curlpp/Info.inl
/usr/include/curlpp/Infos.hpp
/usr/include/curlpp/Multi.hpp
/usr/include/curlpp/Option.hpp
/usr/include/curlpp/Option.inl
/usr/include/curlpp/OptionBase.hpp
/usr/include/curlpp/Options.hpp
/usr/include/curlpp/Types.hpp
/usr/include/curlpp/cURLpp.hpp
/usr/include/curlpp/internal/
/usr/include/curlpp/internal/CurlHandle.hpp
/usr/include/curlpp/internal/CurlHandle.inl
/usr/include/curlpp/internal/OptionContainer.hpp
/usr/include/curlpp/internal/OptionContainer.inl
/usr/include/curlpp/internal/OptionContainerType.hpp
/usr/include/curlpp/internal/OptionList.hpp
/usr/include/curlpp/internal/OptionSetter.hpp
/usr/include/curlpp/internal/OptionSetter.inl
/usr/include/curlpp/internal/SList.hpp
/usr/include/utilspp/
/usr/include/utilspp/EmptyType.hpp
/usr/include/utilspp/NonCopyable.hpp
/usr/include/utilspp/NullType.hpp
/usr/include/utilspp/SmartPtr.hpp
/usr/include/utilspp/ThreadingFactoryMutex.hpp
/usr/include/utilspp/ThreadingFactoryMutex.inl
/usr/include/utilspp/ThreadingSingle.hpp
/usr/include/utilspp/ThreadingSingle.inl
/usr/include/utilspp/TypeList.hpp
/usr/include/utilspp/TypeTrait.hpp
/usr/include/utilspp/clone_ptr.hpp