but i still get the error. i rearranged the search path order, and cleared up some of the errors, but still get the ones pasted below (the "already declared in this scope" errors all occur in boost/tr1/functional.hpp).
error: 'std::tr1' has not been declared
error: 'std::tr1' has not been declared
error: 'std::tr1' has not been declared
error: 'std::tr1' has not been declared
error: 'std::tr1' has not been declared
error: 'std::tr1' has not been declared
/../../boost_1_42_0/boost/tr1/functional.hpp:128: error: 'reference_wrapper' is already declared in this scope
error: 'ref' is already declared in this scope
error: 'cref' is already declared in this scope
error: 'result_of' is already declared in this scope
error: 'mem_fn' is already declared in this scope
error: 'is_bind_expression' is already declared in this scope
error: 'is_placeholder' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bind' is already declared in this scope
error: 'bad_function_call' is already declared in this scope
error: 'function' is already declared in this scope
error: 'hash' is already declared in this scope