message: [vcpkg] Link pthreads
diff: cmake_minimum_required(VERSION 3.3)
  -project(vcpkg CXX)
  +project(vcpkg C CXX)
  if(CMAKE_COMPILER_IS_GNUXX OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
  set(GCC 1)
  @@ -19,10 +19,14 @@ file(GLOB_RECURSE VCPKGLIB_SOURCES src/vcpkg/*.cpp)
  add_executable(vcpkg src/vcpkg.cpp ${VCPKGLIB_SOURCES})
  target_compile_definitions(vcpkg PRIVATE -DDISABLE_METRICS=0)
  -target_include_directories(vcpkg PUBLIC include)
  +target_include_directories(vcpkg PRIVATE include)
  if(GCC)
  - target_link_libraries(vcpkg PUBLIC stdc++fs)
  + target_link_libraries(vcpkg PRIVATE stdc++fs)
  elseif(CLANG)
  - target_link_libraries(vcpkg PUBLIC c++experimental)
  + target_link_libraries(vcpkg PRIVATE c++experimental)
  endif()
  +
  +set(THREADS_PREFER_PTHREAD_FLAG ON)
  +find_package(Threads REQUIRED)
  +target_link_libraries(vcpkg PRIVATE Threads::Threads)
  