CMake Warning (dev) at /usr/share/cmake/Modules/FeatureSummary.cmake:970 (message):
  Policy CMP0183 is not set: add_feature_info() supports full Condition
  Syntax.  Run "cmake --help-policy CMP0183" for policy details.  Use the
  cmake_policy command to set the policy and suppress this warning.
Call Stack (most recent call first):
  cmake/Modules/LibtorrentMacros.cmake:10 (add_feature_info)
  CMakeLists.txt:703 (feature_option)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at /usr/share/cmake/Modules/FeatureSummary.cmake:970 (message):
  Policy CMP0183 is not set: add_feature_info() supports full Condition
  Syntax.  Run "cmake --help-policy CMP0183" for policy details.  Use the
  cmake_policy command to set the policy and suppress this warning.
Call Stack (most recent call first):
  cmake/Modules/LibtorrentMacros.cmake:10 (add_feature_info)
  CMakeLists.txt:704 (feature_option)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at /usr/share/cmake/Modules/FeatureSummary.cmake:970 (message):
  Policy CMP0183 is not set: add_feature_info() supports full Condition
  Syntax.  Run "cmake --help-policy CMP0183" for policy details.  Use the
  cmake_policy command to set the policy and suppress this warning.
Call Stack (most recent call first):
  cmake/Modules/LibtorrentMacros.cmake:10 (add_feature_info)
  CMakeLists.txt:705 (feature_option)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at /usr/share/cmake/Modules/FeatureSummary.cmake:970 (message):
  Policy CMP0183 is not set: add_feature_info() supports full Condition
  Syntax.  Run "cmake --help-policy CMP0183" for policy details.  Use the
  cmake_policy command to set the policy and suppress this warning.
Call Stack (most recent call first):
  cmake/Modules/LibtorrentMacros.cmake:36 (add_feature_info)
  CMakeLists.txt:709 (target_optional_compile_definitions)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at /usr/share/cmake/Modules/FeatureSummary.cmake:970 (message):
  Policy CMP0183 is not set: add_feature_info() supports full Condition
  Syntax.  Run "cmake --help-policy CMP0183" for policy details.  Use the
  cmake_policy command to set the policy and suppress this warning.
Call Stack (most recent call first):
  cmake/Modules/LibtorrentMacros.cmake:36 (add_feature_info)
  CMakeLists.txt:720 (target_optional_compile_definitions)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at cmake/Modules/LibtorrentMacros.cmake:43 (find_package):
  Policy CMP0167 is not set: The FindBoost module is removed.  Run "cmake
  --help-policy CMP0167" for policy details.  Use the cmake_policy command to
  set the policy and suppress this warning.

Call Stack (most recent call first):
  CMakeLists.txt:816 (find_public_dependency)
This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning (dev) at bindings/python/CMakeLists.txt:42 (find_package):
  Policy CMP0167 is not set: The FindBoost module is removed.  Run "cmake
  --help-policy CMP0167" for policy details.  Use the cmake_policy command to
  set the policy and suppress this warning.

This warning is for project developers.  Use -Wno-dev to suppress it.

CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_LD_FLAGS