From 9b99265a5eea185c364724036ae55e7daaf25ee8 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Thu, 19 Jan 2017 20:19:37 -0800
Subject: [PATCH] Fixed mingw64 32-bit build, which does have the correct
 structure definitions

---
 src/audio/winmm/SDL_winmm.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/audio/winmm/SDL_winmm.c b/src/audio/winmm/SDL_winmm.c
index 908c37e176466..71a5dc95528ae 100644
--- a/src/audio/winmm/SDL_winmm.c
+++ b/src/audio/winmm/SDL_winmm.c
@@ -33,8 +33,8 @@
 #include "../SDL_audio_c.h"
 #include "SDL_winmm.h"
 
-/*====== WORKAROUND for MinGW's WinAPI header where those structures are being missed ======*/
-#if defined(__MINGW32__) && !defined(__MINGW64__)
+/* MinGW32 mmsystem.h doesn't include these structures */
+#if defined(__MINGW32__) && defined(_MMSYSTEM_H)
 
 typedef struct tagWAVEINCAPS2W 
 {
@@ -65,8 +65,7 @@ typedef struct tagWAVEOUTCAPS2W
     GUID NameGuid;
 } WAVEOUTCAPS2W,*PWAVEOUTCAPS2W,*NPWAVEOUTCAPS2W,*LPWAVEOUTCAPS2W;
 
-#endif /* defined(__MINGW32__) && !defined(__MINGW64__) */
-/*==========================================================================================*/
+#endif /* defined(__MINGW32__) && defined(_MMSYSTEM_H) */
 
 #ifndef WAVE_FORMAT_IEEE_FLOAT
 #define WAVE_FORMAT_IEEE_FLOAT 0x0003