/usr/include/boost/msm/front/ is in libboost1.55-dev 1.55.0+dfsg-3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/boost/msm/front/common_states.hpp
/usr/include/boost/msm/front/completion_event.hpp
/usr/include/boost/msm/front/detail/
/usr/include/boost/msm/front/detail/common_states.hpp
/usr/include/boost/msm/front/detail/row2_helper.hpp
/usr/include/boost/msm/front/euml/
/usr/include/boost/msm/front/euml/algorithm.hpp
/usr/include/boost/msm/front/euml/common.hpp
/usr/include/boost/msm/front/euml/container.hpp
/usr/include/boost/msm/front/euml/euml.hpp
/usr/include/boost/msm/front/euml/euml_typeof.hpp
/usr/include/boost/msm/front/euml/guard_grammar.hpp
/usr/include/boost/msm/front/euml/iteration.hpp
/usr/include/boost/msm/front/euml/operator.hpp
/usr/include/boost/msm/front/euml/phoenix_placeholders.hpp
/usr/include/boost/msm/front/euml/querying.hpp
/usr/include/boost/msm/front/euml/state_grammar.hpp
/usr/include/boost/msm/front/euml/stl.hpp
/usr/include/boost/msm/front/euml/stt_grammar.hpp
/usr/include/boost/msm/front/euml/transformation.hpp
/usr/include/boost/msm/front/functor_row.hpp
/usr/include/boost/msm/front/internal_row.hpp
/usr/include/boost/msm/front/row2.hpp
/usr/include/boost/msm/front/state_machine_def.hpp
/usr/include/boost/msm/front/states.hpp