cmake HAVE_PTHREAD_YIELD_NP examples

alibaba/AliSQL configure.cmake :561 

CHECK_FUNCTION_EXISTS (pthread_yield_np HAVE_PTHREAD_YIELD_NP)

alibaba/AliSQL storage/tokudb/ft-index/cmake_modules/TokuFeatureDetection.cmake :110 

check_function_exists(pthread_yield_np HAVE_PTHREAD_YIELD_NP)

arkdb/arkproxy configure.cmake :380 

CHECK_FUNCTION_EXISTS (pthread_yield_np HAVE_PTHREAD_YIELD_NP)

alibaba/AliSQLBackup configure.cmake :476 

CHECK_FUNCTION_EXISTS (pthread_yield_np HAVE_PTHREAD_YIELD_NP)

percona/PerconaFT cmake_modules/TokuFeatureDetection.cmake :111 

check_function_exists(pthread_yield_np HAVE_PTHREAD_YIELD_NP)

oscarlab/betrfs cmake_modules/TokuFeatureDetection.cmake :115 

check_function_exists(pthread_yield_np HAVE_PTHREAD_YIELD_NP)