/usr/include/boost/xpressive/detail/static/ is in libboost1.55-dev 1.55.0+dfsg-3.
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/usr/include/boost/xpressive/detail/static/compile.hpp
/usr/include/boost/xpressive/detail/static/grammar.hpp
/usr/include/boost/xpressive/detail/static/is_pure.hpp
/usr/include/boost/xpressive/detail/static/modifier.hpp
/usr/include/boost/xpressive/detail/static/placeholders.hpp
/usr/include/boost/xpressive/detail/static/static.hpp
/usr/include/boost/xpressive/detail/static/transforms/
/usr/include/boost/xpressive/detail/static/transforms/as_action.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_alternate.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_independent.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_inverse.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_marker.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_matcher.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_modifier.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_quantifier.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_sequence.hpp
/usr/include/boost/xpressive/detail/static/transforms/as_set.hpp
/usr/include/boost/xpressive/detail/static/transmogrify.hpp
/usr/include/boost/xpressive/detail/static/type_traits.hpp
/usr/include/boost/xpressive/detail/static/visitor.hpp
/usr/include/boost/xpressive/detail/static/width_of.hpp