/usr/include/boost/random/ is in libboost1.46-dev 1.46.1-7ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/boost/random/additive_combine.hpp
/usr/include/boost/random/bernoulli_distribution.hpp
/usr/include/boost/random/binomial_distribution.hpp
/usr/include/boost/random/cauchy_distribution.hpp
/usr/include/boost/random/detail/
/usr/include/boost/random/detail/auto_link.hpp
/usr/include/boost/random/detail/config.hpp
/usr/include/boost/random/detail/const_mod.hpp
/usr/include/boost/random/detail/disable_warnings.hpp
/usr/include/boost/random/detail/enable_warnings.hpp
/usr/include/boost/random/detail/iterator_mixin.hpp
/usr/include/boost/random/detail/pass_through_engine.hpp
/usr/include/boost/random/detail/ptr_helper.hpp
/usr/include/boost/random/detail/seed.hpp
/usr/include/boost/random/detail/signed_unsigned_tools.hpp
/usr/include/boost/random/detail/uniform_int_float.hpp
/usr/include/boost/random/discard_block.hpp
/usr/include/boost/random/exponential_distribution.hpp
/usr/include/boost/random/gamma_distribution.hpp
/usr/include/boost/random/geometric_distribution.hpp
/usr/include/boost/random/inversive_congruential.hpp
/usr/include/boost/random/lagged_fibonacci.hpp
/usr/include/boost/random/linear_congruential.hpp
/usr/include/boost/random/linear_feedback_shift.hpp
/usr/include/boost/random/lognormal_distribution.hpp
/usr/include/boost/random/mersenne_twister.hpp
/usr/include/boost/random/normal_distribution.hpp
/usr/include/boost/random/poisson_distribution.hpp
/usr/include/boost/random/random_number_generator.hpp
/usr/include/boost/random/ranlux.hpp
/usr/include/boost/random/shuffle_output.hpp
/usr/include/boost/random/subtract_with_carry.hpp
/usr/include/boost/random/triangle_distribution.hpp
/usr/include/boost/random/uniform_01.hpp
/usr/include/boost/random/uniform_int.hpp
/usr/include/boost/random/uniform_on_sphere.hpp
/usr/include/boost/random/uniform_real.hpp
/usr/include/boost/random/uniform_smallint.hpp
/usr/include/boost/random/variate_generator.hpp
/usr/include/boost/random/xor_combine.hpp