diff --git a/lib/rtl/rtl.h b/lib/rtl/rtl.h
index fe333529ea7..21b53ad6da9 100644
--- a/lib/rtl/rtl.h
+++ b/lib/rtl/rtl.h
@@ -38,6 +38,7 @@
 #define InterlockedIncrement _InterlockedIncrement
 #define InterlockedDecrement _InterlockedDecrement
 #define InterlockedExchangeAdd _InterlockedExchangeAdd
+#define InterlockedExchange _InterlockedExchange
 #endif
 
 #endif /* RTL_H */