_POSIX_THREAD_SAFE_FUNCTIONS  446 native_client_sdk/src/libraries/third_party/pthreads-win32/pthread.h #undef _POSIX_THREAD_SAFE_FUNCTIONS
_POSIX_THREAD_SAFE_FUNCTIONS  447 native_client_sdk/src/libraries/third_party/pthreads-win32/pthread.h #define _POSIX_THREAD_SAFE_FUNCTIONS 200809L