This file is part of mingw-cross-env.
See doc/index.html for further information.

diff -r f9019036fa12 include/ddraw.h
--- a/include/ddraw.h	Thu Apr 22 11:36:49 2010 +0200
+++ b/include/ddraw.h	Fri Apr 23 18:43:24 2010 +0200
@@ -738,33 +738,33 @@
 	DWORD	dwAlphaBitDepth;        /* C: how many bits for alpha channels*/
 	DWORD	dwLuminanceBitCount;
 	DWORD	dwBumpBitCount;
-    } u1;
+    } DUMMYUNIONNAME;
     union {
 	DWORD	dwRBitMask;             /* 10: mask for red bit*/
 	DWORD	dwYBitMask;             /* 10: mask for Y bits*/
 	DWORD	dwStencilBitDepth;
 	DWORD	dwLuminanceBitMask;
 	DWORD	dwBumpDuBitMask;
-    } u2;
+    } DUMMYUNIONNAME2;
     union {
 	DWORD	dwGBitMask;             /* 14: mask for green bits*/
 	DWORD	dwUBitMask;             /* 14: mask for U bits*/
 	DWORD	dwZBitMask;
 	DWORD	dwBumpDvBitMask;
-    } u3;
+    } DUMMYUNIONNAME3;
     union {
 	DWORD   dwBBitMask;             /* 18: mask for blue bits*/
 	DWORD   dwVBitMask;             /* 18: mask for V bits*/
 	DWORD	dwStencilBitMask;
 	DWORD	dwBumpLuminanceBitMask;
-    } u4;
+    } DUMMYUNIONNAME4;
     union {
     	DWORD	dwRGBAlphaBitMask;	/* 1C: mask for alpha channel */
     	DWORD	dwYUVAlphaBitMask;	/* 1C: mask for alpha channel */
 	DWORD	dwLuminanceAlphaBitMask;
 	DWORD	dwRGBZBitMask;		/* 1C: mask for Z channel */
 	DWORD	dwYUVZBitMask;		/* 1C: mask for Z channel */
-    } u5;
+    } DUMMYUNIONNAME5;
     					/* 20: next structure */
 } DDPIXELFORMAT,*LPDDPIXELFORMAT;
 
@@ -972,13 +972,13 @@
 	union {
 		LONG	lPitch;	/* 10: distance to start of next line (return value only)*/
 		DWORD	dwLinearSize;
-	} u1;
+	} DUMMYUNIONNAME;
 	DWORD	dwBackBufferCount;/* 14: number of back buffers requested*/
 	union {
 		DWORD	dwMipMapCount;/* 18:number of mip-map levels requested*/
 		DWORD	dwZBufferBitDepth;/*18: depth of Z buffer requested*/
 		DWORD	dwRefreshRate;/* 18:refresh rate (used when display mode is described)*/
-	} u2;
+	} DUMMYUNIONNAME2;
 	DWORD	dwAlphaBitDepth;/* 1C:depth of alpha buffer requested*/
 	DWORD	dwReserved;	/* 20:reserved*/
 	LPVOID	lpSurface;	/* 24:pointer to the associated surface memory*/
@@ -999,20 +999,20 @@
 	union {
 		LONG	lPitch;	      /*10: distance to start of next line (return value only)*/
 		DWORD   dwLinearSize; /*10: formless late-allocated optimized surface size */
-	} u1;
+	} DUMMYUNIONNAME;
 	DWORD	dwBackBufferCount;/* 14: number of back buffers requested*/
 	union {
 		DWORD	dwMipMapCount;/* 18:number of mip-map levels requested*/
 		DWORD	dwRefreshRate;/* 18:refresh rate (used when display mode is described)*/
 		DWORD   dwSrcVBHandle;/* 18:source used in VB::Optimize */
-	} u2;
+	} DUMMYUNIONNAME2;
 	DWORD	dwAlphaBitDepth;/* 1C:depth of alpha buffer requested*/
 	DWORD	dwReserved;	/* 20:reserved*/
 	LPVOID	lpSurface;	/* 24:pointer to the associated surface memory*/
 	union {
 		DDCOLORKEY	ddckCKDestOverlay; /* 28: CK for dest overlay use*/
 		DWORD 		dwEmptyFaceColor;  /* 28: color for empty cubemap faces */
-	} u3;
+	} DUMMYUNIONNAME3;
 	DDCOLORKEY	ddckCKDestBlt;	/* 30: CK for destination blt use*/
 	DDCOLORKEY	ddckCKSrcOverlay;/* 38: CK for source overlay use*/
 	DDCOLORKEY	ddckCKSrcBlt;	/* 40: CK for source blt use*/
@@ -1020,7 +1020,7 @@
 	union {
 		DDPIXELFORMAT	ddpfPixelFormat;/* 48: pixel format description of the surface*/
 		DWORD 		dwFVF;	/* 48: vertex format description of vertex buffers */
-	} u4;
+	} DUMMYUNIONNAME4;
 	DDSCAPS2	ddsCaps;  /* 68: DDraw surface caps */
 	DWORD		dwTextureStage; /* 78: stage in multitexture cascade */
 } DDSURFACEDESC2,*LPDDSURFACEDESC2;
@@ -1104,13 +1104,13 @@
     {
         DWORD   dwZDestConst;                   /* Constant to use as Z buffer for dest */
         LPDIRECTDRAWSURFACE lpDDSZBufferDest;   /* Surface to use as Z buffer for dest */
-    } u1;
+    } DUMMYUNIONNAME;
     DWORD       dwZSrcConstBitDepth;            /* Bit depth used to specify Z constant for source */
     union
     {
         DWORD   dwZSrcConst;                    /* Constant to use as Z buffer for src */
         LPDIRECTDRAWSURFACE lpDDSZBufferSrc;    /* Surface to use as Z buffer for src */
-    } u2;
+    } DUMMYUNIONNAME2;
     DWORD       dwAlphaEdgeBlendBitDepth;       /* Bit depth used to specify constant for alpha edge blend */
     DWORD       dwAlphaEdgeBlend;               /* Alpha for edge blending */
     DWORD       dwReserved;
@@ -1119,20 +1119,20 @@
     {
         DWORD   dwAlphaDestConst;               /* Constant to use as Alpha Channel */
         LPDIRECTDRAWSURFACE lpDDSAlphaDest;     /* Surface to use as Alpha Channel */
-    } u3;
+    } DUMMYUNIONNAME3;
     DWORD       dwAlphaSrcConstBitDepth;        /* Bit depth used to specify alpha constant for source */
     union
     {
         DWORD   dwAlphaSrcConst;                /* Constant to use as Alpha Channel */
         LPDIRECTDRAWSURFACE lpDDSAlphaSrc;      /* Surface to use as Alpha Channel */
-    } u4;
+    } DUMMYUNIONNAME4;
     union
     {
         DWORD   dwFillColor;                    /* color in RGB or Palettized */
         DWORD   dwFillDepth;                    /* depth value for z-buffer */
 	DWORD   dwFillPixel;			/* pixel val for RGBA or RGBZ */
         LPDIRECTDRAWSURFACE lpDDSPattern;       /* Surface to use as pattern */
-    } u5;
+    } DUMMYUNIONNAME5;
     DDCOLORKEY  ddckDestColorkey;               /* DestColorkey override */
     DDCOLORKEY  ddckSrcColorkey;                /* SrcColorkey override */
 } DDBLTFX,*LPDDBLTFX;
@@ -1168,13 +1168,13 @@
     {
         DWORD   dwAlphaDestConst;               /* Constant to use as alpha channel for dest */
         LPDIRECTDRAWSURFACE lpDDSAlphaDest;     /* Surface to use as alpha channel for dest */
-    } u1;
+    } DUMMYUNIONNAME;
     DWORD       dwAlphaSrcConstBitDepth;        /* Bit depth used to specify alpha constant for source */
     union
     {
         DWORD   dwAlphaSrcConst;                /* Constant to use as alpha channel for src */
         LPDIRECTDRAWSURFACE lpDDSAlphaSrc;      /* Surface to use as alpha channel for src */
-    } u2;
+    } DUMMYUNIONNAME2;
     DDCOLORKEY  dckDestColorkey;                /* DestColorkey override */
     DDCOLORKEY  dckSrcColorkey;                 /* DestColorkey override */
     DWORD       dwDDFX;                         /* Overlay FX */