cpp-netlib.log

/usr/local/include/boost/network/uri/uri.hpp:310:19: error: expected expression
                  [&seed](boost::network::uri::uri::value_type v) {
                  ^


/usr/local/include/boost/network/uri/builder.hpp:9:10: fatal error: 'asio/ip/address.hpp' file not found
#include <asio/ip/address.hpp>
         ^~~~~~~~~~~~~~~~~~~~~
1 error generated.

Manually copying $SRCDIR/deps/asio/asio/include/asio to $CMAKE_INSTALL_PREFIX/include/asio fixes the problem.

We don't recommend using cpp-netlib 0.12. I am going to prepare a release of 0.13 shortly which won't have the problem you describe.

/usr/local/include/boost/network/protocol/http/client/connection/async_normal.hpp:509:9: error: no type named 'deadline_timer' in namespace 'asio'
  asio::deadline_timer timer_;

无解