From 3f8df1097c73371010d0f55be674185911606252 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Thu, 17 Oct 2013 23:15:27 -0700
Subject: [PATCH] Fixed 1598 - Mingwin build fails on
 src/audio/xaudio2/SDL_xaudio2.c

---
 src/audio/xaudio2/SDL_xaudio2.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/audio/xaudio2/SDL_xaudio2.c b/src/audio/xaudio2/SDL_xaudio2.c
index 4f378ea3d..557c3bb9a 100644
--- a/src/audio/xaudio2/SDL_xaudio2.c
+++ b/src/audio/xaudio2/SDL_xaudio2.c
@@ -48,6 +48,18 @@
 /* Hidden "this" pointer for the audio functions */
 #define _THIS   SDL_AudioDevice *this
 
+/* Fixes bug 1210 where some versions of gcc need named parameters */
+#ifdef __GNUC__
+#ifdef THIS
+#undef THIS
+#endif
+#define THIS    INTERFACE *p
+#ifdef THIS_
+#undef THIS_
+#endif
+#define THIS_   INTERFACE *p,
+#endif
+
 struct SDL_PrivateAudioData
 {
     IXAudio2 *ixa2;