fix warnings about BOOST deprecated header
make[2]: Wejście do katalogu '/home/godfryd/isc/repos/aaa/kea-1.6.0-beta-git/src/lib/util'
CXX boost_time_utils.lo
CXX csv_file.lo
CXX filename.lo
CXX labeled_value.lo
CXX memory_segment_local.lo
CXX pid_file.lo
CXX process_spawn.lo
CXX state_model.lo
CXX signal_set.lo
CXX stopwatch.lo
CXX stopwatch_impl.lo
CXX strutil.lo
CXX time_utilities.lo
CXX watch_socket.lo
CXX versioned_csv_file.lo
CXX encode/base_n.lo
CXX random/qid_gen.lo
In file included from /usr/include/boost/config/header_deprecated.hpp:18,
from /usr/include/boost/math/common_factor_ct.hpp:14,
from /usr/include/boost/math/common_factor.hpp:13,
from encode/base_n.cc:21:
/usr/include/boost/math/common_factor_ct.hpp:16:1: note: #pragma message: This header is deprecated. Use <boost/integer/common_factor_ct.hpp> instead.
16 | BOOST_HEADER_DEPRECATED("<boost/integer/common_factor_ct.hpp>");
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/boost/math/common_factor_rt.hpp:13:1: note: #pragma message: This header is deprecated. Use <boost/integer/common_factor_rt.hpp> instead.
13 | BOOST_HEADER_DEPRECATED("<boost/integer/common_factor_rt.hpp>");
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/boost/math/common_factor.hpp:16:1: note: #pragma message: This header is deprecated. Use <boost/integer/common_factor.hpp> instead.
16 | BOOST_HEADER_DEPRECATED("<boost/integer/common_factor.hpp>");
| ^~~~~~~~~~~~~~~~~~~~~~~