check_symbol_exists(pthread_mutex_clocklock "pthread.h" ECAL_HAS_CLOCKLOCK_MUTEX)

target_compile_definitions(${TARGET_NAME}
  PUBLIC
    ASIO_STANDALONE
    ASIO_DISABLE_VISIBILITY
  PRIVATE
    ECAL_CORE_EXPORTS
    $<$<BOOL:${ECAL_HAS_CLOCKLOCK_MUTEX}>:ECAL_HAS_CLOCKLOCK_MUTEX>
    $<$<BOOL:${ECAL_HAS_ROBUST_MUTEX}>:ECAL_HAS_ROBUST_MUTEX>
    $<$<BOOL:${ECAL_USE_CLOCKLOCK_MUTEX}>:ECAL_USE_CLOCKLOCK_MUTEX>
    ECAL_NO_DEPRECATION_WARNINGS
  INTERFACE
    ECAL_CORE_IMPORTS
)