It seems that cmake directory doesn't contains FindProtobuf.cmake about seastar

[sqddk]

CMake Error at cmake_install.cmake:100 (file):
  file INSTALL cannot find "/root/seastar/cmake/FindProtobuf.cmake": No such
  file or directory.


FAILED: CMakeFiles/install.util 
cd /root/seastar/build/release && /usr/local/bin/cmake -P cmake_install.cmake
ninja: build stopped: subcommand failed.

[sqddk]

CMake Error at /usr/local/lib/cmake/Seastar/FindProtobuf.cmake:483 (include):
  include could not find requested file:

    /usr/local/lib/cmake/Seastar/SelectLibraryConfigurations.cmake
Call Stack (most recent call first):
  /usr/local/lib/cmake/Seastar/SeastarDependencies.cmake:152 (find_package)
  /usr/local/lib/cmake/Seastar/SeastarConfig.cmake:33 (seastar_find_dependencies)
  CMakeLists.txt:11 (find_package)


-- Configuring incomplete, errors occurred!
CMake Error at /usr/local/lib/cmake/Seastar/FindProtobuf.cmake:508 (select_library_configurations):
  Unknown CMake command "select_library_configurations".
Call Stack (most recent call first):
  /usr/local/lib/cmake/Seastar/FindProtobuf.cmake:545 (_protobuf_find_libraries)
  /usr/local/lib/cmake/Seastar/SeastarDependencies.cmake:152 (find_package)
  /usr/local/lib/cmake/Seastar/SeastarConfig.cmake:33 (seastar_find_dependencies)
  CMakeLists.txt:11 (find_package)