PTHREAD_SCOPE_SYSTEM  110 native_client_sdk/src/libraries/third_party/pthreads-win32/pthread_attr_init.c   attr_result->contentionscope = PTHREAD_SCOPE_SYSTEM;
PTHREAD_SCOPE_SYSTEM   51 native_client_sdk/src/libraries/third_party/pthreads-win32/pthread_attr_setscope.c     case PTHREAD_SCOPE_SYSTEM: