diff --git a/audio/common/mmdevice_common_inline.h b/audio/common/mmdevice_common_inline.h
index 538a6e2a8b..255fdf5c9d 100644
--- a/audio/common/mmdevice_common_inline.h
+++ b/audio/common/mmdevice_common_inline.h
@@ -18,11 +18,19 @@
 
 #include <stdlib.h>
 
+/* Fix for MSYS2 increasing _WIN32_WINNT to 0x0603*/
+#if defined(__MINGW32__) || defined(__MINGW64__)
 #ifdef _WIN32_WINNT
 #undef _WIN32_WINNT
 #endif
 #define _WIN32_WINNT 0x0600
 #define WIN32_LEAN_AND_MEAN
+#else
+typedef enum EDataFlow EDataFlow;
+/* MinGW defines EDataFlow differently than MSVC does;
+ * this typedef smooths that over. */
+#endif
+
 
 #include <windows.h>
 #include <winerror.h>