diff --git a/mingw-w64-headers/include/dsound.h b/mingw-w64-headers/include/dsound.h
index 45ff107..a96c3d0 100644
--- a/mingw-w64-headers/include/dsound.h
+++ b/mingw-w64-headers/include/dsound.h
@@ -1,5 +1,3 @@
-#include <_mingw_unicode.h>
-#undef INTERFACE
 /*
  * Copyright (C) the Wine project
  *
@@ -18,6 +16,9 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
+#include <_mingw_unicode.h>
+#undef INTERFACE
+
 #ifndef __DSOUND_INCLUDED__
 #define __DSOUND_INCLUDED__
 
@@ -116,6 +117,11 @@
 DEFINE_GUID(DSDEVID_DefaultVoicePlayback,0xDEF00002,0x9C6D,0x47Ed,0xAA,0xF1,0x4D,0xDA,0x8F,0x2B,0x5C,0x03);
 DEFINE_GUID(DSDEVID_DefaultVoiceCapture, 0xDEF00003,0x9C6D,0x47ED,0xAA,0xF1,0x4D,0xDA,0x8F,0x2B,0x5C,0x03);
 
+#define DS3DALG_DEFAULT GUID_NULL
+DEFINE_GUID(DS3DALG_NO_VIRTUALIZATION,      0xc241333f,0x1c1b,0x11d2,0x94,0xf5,0x00,0xc0,0x4f,0xc2,0x8a,0xca);
+DEFINE_GUID(DS3DALG_HRTF_FULL,              0xc2413340,0x1c1b,0x11d2,0x94,0xf5,0x00,0xc0,0x4f,0xc2,0x8a,0xca);
+DEFINE_GUID(DS3DALG_HRTF_LIGHT,             0xc2413342,0x1c1b,0x11d2,0x94,0xf5,0x00,0xc0,0x4f,0xc2,0x8a,0xca);
+
 DEFINE_GUID(GUID_DSFX_STANDARD_GARGLE,      0xDAFD8210,0x5711,0x4B91,0x9F,0xE3,0xF7,0x5B,0x7A,0xE2,0x79,0xBF);
 DEFINE_GUID(GUID_DSFX_STANDARD_CHORUS,      0xEFE6629C,0x81F7,0x4281,0xBD,0x91,0xC9,0xD6,0x04,0xA9,0x5A,0xF6);
 DEFINE_GUID(GUID_DSFX_STANDARD_FLANGER,     0xEFCA3D92,0xDFD8,0x4672,0xA6,0x03,0x74,0x20,0x89,0x4B,0xAD,0x98);
@@ -395,8 +401,6 @@
 #define DS_CERTIFIED                0x00000000
 #define DS_UNCERTIFIED              0x00000001
 
-#define DS3DALG_DEFAULT GUID_NULL
-
 typedef struct _DSCEFFECTDESC
 {
     DWORD       dwSize;
@@ -1780,6 +1784,92 @@
 #define IDirectSoundFXWavesReverb_GetAllParameters(p,a) (p)->GetAllParameters(a)
 #endif
 
+enum
+{
+    DSFX_I3DL2_MATERIAL_PRESET_SINGLEWINDOW,
+    DSFX_I3DL2_MATERIAL_PRESET_DOUBLEWINDOW,
+    DSFX_I3DL2_MATERIAL_PRESET_THINDOOR,
+    DSFX_I3DL2_MATERIAL_PRESET_THICKDOOR,
+    DSFX_I3DL2_MATERIAL_PRESET_WOODWALL,
+    DSFX_I3DL2_MATERIAL_PRESET_BRICKWALL,
+    DSFX_I3DL2_MATERIAL_PRESET_STONEWALL,
+    DSFX_I3DL2_MATERIAL_PRESET_CURTAIN
+};
+
+#define I3DL2_MATERIAL_PRESET_SINGLEWINDOW -2800,0.71f
+#define I3DL2_MATERIAL_PRESET_DOUBLEWINDOW -5000,0.40f
+#define I3DL2_MATERIAL_PRESET_THINDOOR     -1800,0.66f
+#define I3DL2_MATERIAL_PRESET_THICKDOOR    -4400,0.64f
+#define I3DL2_MATERIAL_PRESET_WOODWALL     -4000,0.50f
+#define I3DL2_MATERIAL_PRESET_BRICKWALL    -5000,0.60f
+#define I3DL2_MATERIAL_PRESET_STONEWALL    -6000,0.68f
+#define I3DL2_MATERIAL_PRESET_CURTAIN      -1200,0.15f
+
+enum
+{
+    DSFX_I3DL2_ENVIRONMENT_PRESET_DEFAULT,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_GENERIC,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_PADDEDCELL,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_ROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_BATHROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_LIVINGROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_STONEROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_AUDITORIUM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_CONCERTHALL,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_CAVE,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_ARENA,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_HANGAR,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_CARPETEDHALLWAY,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_HALLWAY,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_STONECORRIDOR,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_ALLEY,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_FOREST,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_CITY,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_MOUNTAINS,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_QUARRY,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_PLAIN,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_PARKINGLOT,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_SEWERPIPE,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_UNDERWATER,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_SMALLROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_MEDIUMROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_LARGEROOM,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_MEDIUMHALL,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_LARGEHALL,
+    DSFX_I3DL2_ENVIRONMENT_PRESET_PLATE
+};
+
+#define I3DL2_ENVIRONMENT_PRESET_DEFAULT         -1000,-100,0.0f,1.49f,0.83f,-2602,0.007f,200,0.011f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_GENERIC         -1000,-100,0.0f,1.49f,0.83f,-2602,0.007f,200,0.011f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_PADDEDCELL      -1000,-6000,0.0f,0.17f,0.10f,-1204,0.001f,207,0.002f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_ROOM            -1000,-454,0.0f,0.40f,0.83f,-1646,0.002f,53,0.003f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_BATHROOM        -1000,-1200,0.0f,1.49f,0.54f,-370,0.007f,1030,0.011f,100.0f,60.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_LIVINGROOM      -1000,-6000,0.0f,0.50f,0.10f,-1376,0.003f,-1104,0.004f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_STONEROOM       -1000,-300,0.0f,2.31f,0.64f,-711,0.012f,83,0.017f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_AUDITORIUM      -1000,-476,0.0f,4.32f,0.59f,-789,0.020f,-289,0.030f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_CONCERTHALL     -1000,-500,0.0f,3.92f,0.70f,-1230,0.020f,-2,0.029f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_CAVE            -1000,0,0.0f,2.91f,1.30f,-602,0.015f,-302,0.022f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_ARENA           -1000,-698,0.0f,7.24f,0.33f,-1166,0.020f,16,0.030f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_HANGAR          -1000,-1000,0.0f,10.05f,0.23f,-602,0.020f,198,0.030f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_CARPETEDHALLWAY -1000,-4000,0.0f,0.30f,0.10f,-1831,0.002f,-1630,0.030f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_HALLWAY         -1000,-300,0.0f,1.49f,0.59f,-1219,0.007f,441,0.011f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_STONECORRIDOR   -1000,-237,0.0f,2.70f,0.79f,-1214,0.013f,395,0.020f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_ALLEY           -1000,-270,0.0f,1.49f,0.86f,-1204,0.007f,-4,0.011f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_FOREST          -1000,-3300,0.0f,1.49f,0.54f,-2560,0.162f,-613,0.088f,79.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_CITY            -1000,-800,0.0f,1.49f,0.67f,-2273,0.007f,2217,0.011f,50.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_MOUNTAINS       -1000,-2500,0.0f,1.49f,0.21f,-2780,0.300f,-2014,0.100f,27.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_QUARRY          -1000,-1000,0.0f,1.49f,0.83f,-10000,0.061f,500,0.025f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_PLAIN           -1000,-2000,0.0f,1.49f,0.50f,-2466,0.179f,-2514,0.100f,21.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_PARKINGLOT      -1000,0,0.0f,1.65f,1.50f,-1363,0.008f,-1153,0.012f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_SEWERPIPE       -1000,-1000,0.0f,2.81f,0.14f,429,0.014f,648,0.011f,80.0f,60.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_UNDERWATER      -1000,-4000,0.0f,1.49f,0.10f,-449,0.007f,1700,0.011f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_SMALLROOM       -1000,-600,0.0f,1.10f,0.83f,-400,0.005f,500,0.010f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_MEDIUMROOM      -1000,-600,0.0f,1.30f,0.83f,-1000,0.010f,-200,0.020f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_LARGEROOM       -1000,-600,0.0f,1.50f,0.83f,-1600,0.020f,-1000,0.040f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_MEDIUMHALL      -1000,-600,0.0f,1.80f,0.70f,-1300,0.015f,-800,0.030f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_LARGEHALL       -1000,-600,0.0f,1.80f,0.70f,-2000,0.030f,-1400,0.060f,100.0f,100.0f,5000.0f
+#define I3DL2_ENVIRONMENT_PRESET_PLATE           -1000,-200,0.0f,1.30f,0.90f,0,0.002f,0,0.010f,100.0f,75.0f,5000.0f
+
 #ifdef __cplusplus
 } /* extern "C" */
 #endif /* defined(__cplusplus) */