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

    CMAKE_HAVE_THREADS_LIBRARY
    CMAKE_LD_FLAGS


/var/pisi/libdispatch-6.2.2-3/work/swift-corelibs-libdispatch-swift-6.2.2-RELEASE/src/event/event_epoll.c:92:27: warning: implicit conversion changes signedness: 'int' to 'uint32_t' (aka 'unsigned int') [-Wsign-conversion]
   92 |         return dmn->dmn_events & ~dmn->dmn_disarmed_events;
      |                                ~ ^~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.