CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /Users/jenkins/w/cci_PR-3658@4/.conan/data/openal/1.19.1/_/_/build/0188020dbfd167611b967ad2fa0e30710d23e920/source_subfolder/common/threads.c:636:8: warning: 'sem_init' is deprecated [-Wdeprecated-declarations] if(sem_init(sem, 0, initial) == 0) ^ /Applications/Xcode-9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/usr/include/sys/semaphore.h:55:42: note: 'sem_init' has been explicitly marked deprecated here int sem_init(sem_t *, int, unsigned int) __deprecated; ^ /Applications/Xcode-9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/usr/include/sys/cdefs.h:176:37: note: expanded from macro '__deprecated' #define __deprecated __attribute__((deprecated)) ^ /Users/jenkins/w/cci_PR-3658@4/.conan/data/openal/1.19.1/_/_/build/0188020dbfd167611b967ad2fa0e30710d23e920/source_subfolder/common/threads.c:643:5: warning: 'sem_destroy' is deprecated [-Wdeprecated-declarations] sem_destroy(sem); ^ /Applications/Xcode-9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/usr/include/sys/semaphore.h:53:26: note: 'sem_destroy' has been explicitly marked deprecated here int sem_destroy(sem_t *) __deprecated; ^ /Applications/Xcode-9.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk/usr/include/sys/cdefs.h:176:37: note: expanded from macro '__deprecated' #define __deprecated __attribute__((deprecated)) ^ 2 warnings generated. CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY