20 lines
639 B
Diff
20 lines
639 B
Diff
diff --git a/src/lib/OpenEXRCore/internal_thread.h b/src/lib/OpenEXRCore/internal_thread.h
|
|
index 6c3c1032..e40321e1 100644
|
|
--- a/src/lib/OpenEXRCore/internal_thread.h
|
|
+++ b/src/lib/OpenEXRCore/internal_thread.h
|
|
@@ -10,6 +10,7 @@
|
|
|
|
// Thread-safe single initiatization, using InitOnceExecuteOnce on Windows,
|
|
// pthread_once elsewhere, or a simple variable if threading is completely disabled.
|
|
+#ifndef __once_flag_defined
|
|
#if ILMTHREAD_THREADING_ENABLED
|
|
# ifdef _WIN32
|
|
# include <windows.h>
|
|
@@ -49,5 +50,5 @@ call_once (once_flag* flag, void (*func) (void))
|
|
}
|
|
}
|
|
#endif
|
|
-
|
|
+#endif
|
|
#endif /* OPENEXR_PRIVATE_THREAD_H */
|