_POSIX_THREAD_PRIORITY_SCHEDULING  465 native_client_sdk/src/libraries/third_party/pthreads-win32/pthread.h #undef _POSIX_THREAD_PRIORITY_SCHEDULING
_POSIX_THREAD_PRIORITY_SCHEDULING  466 native_client_sdk/src/libraries/third_party/pthreads-win32/pthread.h #define _POSIX_THREAD_PRIORITY_SCHEDULING -1