diff --git a/dlls/d3d9/d3d9_private.h b/dlls/d3d9/d3d9_private.h
index bb7f4765ed9..a94b2ea65b7 100644
--- a/dlls/d3d9/d3d9_private.h
+++ b/dlls/d3d9/d3d9_private.h
@@ -247,7 +247,7 @@ struct IDirect3D9Impl
 {
     /* IUnknown fields */
     const IDirect3D9Vtbl   *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* The WineD3D device */
     IWineD3D               *WineD3D;
@@ -292,7 +292,7 @@ struct IDirect3DDevice9Impl
 {
     /* IUnknown fields */
     const IDirect3DDevice9Vtbl   *lpVtbl;
-    DWORD                         ref;
+    LONG                          ref;
 
     /* IDirect3DDevice9 fields */
     IWineD3DDevice               *WineD3DDevice;
@@ -446,7 +446,7 @@ struct IDirect3DVolume9Impl
 {
     /* IUnknown fields */
     const IDirect3DVolume9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DVolume9 fields */
     IWineD3DVolume         *wineD3DVolume;
@@ -484,7 +484,7 @@ typedef struct IDirect3DSwapChain9Impl
 {
     /* IUnknown fields */
     const IDirect3DSwapChain9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DSwapChain9 fields */
     IWineD3DSwapChain      *wineD3DSwapChain;
@@ -506,7 +506,7 @@ struct IDirect3DResource9Impl
 {
     /* IUnknown fields */
     const IDirect3DResource9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DResource       *wineD3DResource;
@@ -544,7 +544,7 @@ struct IDirect3DSurface9Impl
 {
     /* IUnknown fields */
     const IDirect3DSurface9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DSurface        *wineD3DSurface;
@@ -591,7 +591,7 @@ struct IDirect3DVertexBuffer9Impl
 {
     /* IUnknown fields */
     const IDirect3DVertexBuffer9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DVertexBuffer   *wineD3DVertexBuffer;
@@ -634,7 +634,7 @@ struct IDirect3DIndexBuffer9Impl
 {
     /* IUnknown fields */
     const IDirect3DIndexBuffer9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DIndexBuffer    *wineD3DIndexBuffer;
@@ -677,7 +677,7 @@ struct IDirect3DBaseTexture9Impl
 {
     /* IUnknown fields */
     const IDirect3DBaseTexture9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DBaseTexture    *wineD3DBaseTexture;
@@ -723,7 +723,7 @@ struct IDirect3DCubeTexture9Impl
 {
     /* IUnknown fields */
     const IDirect3DCubeTexture9Vtbl *lpVtbl;
-    DWORD                     ref;
+    LONG                      ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DCubeTexture      *wineD3DCubeTexture;
@@ -776,7 +776,7 @@ struct IDirect3DTexture9Impl
 {
     /* IUnknown fields */
     const IDirect3DTexture9Vtbl *lpVtbl;
-    DWORD                   ref;
+    LONG                    ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DTexture        *wineD3DTexture;
@@ -830,7 +830,7 @@ struct IDirect3DVolumeTexture9Impl
 {
     /* IUnknown fields */
     const IDirect3DVolumeTexture9Vtbl *lpVtbl;
-    DWORD                       ref;
+    LONG                        ref;
 
     /* IDirect3DResource9 fields */
     IWineD3DVolumeTexture      *wineD3DVolumeTexture;
@@ -882,7 +882,7 @@ extern const IDirect3DStateBlock9Vtbl Direct3DStateBlock9_Vtbl;
 typedef struct  IDirect3DStateBlock9Impl {
   /* IUnknown fields */
   const IDirect3DStateBlock9Vtbl *lpVtbl;
-  DWORD                     ref;
+  LONG                      ref;
 
   /* IDirect3DStateBlock9 fields */
   IWineD3DStateBlock       *wineD3DStateBlock;
@@ -904,7 +904,7 @@ extern const IDirect3DVertexDeclaration9Vtbl Direct3DVertexDeclaration9_Vtbl;
 struct IDirect3DVertexDeclaration9Impl {
   /* IUnknown fields */
   const IDirect3DVertexDeclaration9Vtbl *lpVtbl;
-  DWORD   ref;
+  LONG    ref;
 
   /* IDirect3DVertexDeclaration9 fields */
   IWineD3DVertexDeclaration *wineD3DVertexDeclaration;
@@ -935,7 +935,7 @@ extern const IDirect3DVertexShader9Vtbl Direct3DVertexShader9_Vtbl;
 struct IDirect3DVertexShader9Impl {
   /* IUnknown fields */
   const IDirect3DVertexShader9Vtbl *lpVtbl;
-  DWORD ref;
+  LONG  ref;
 
   /* IDirect3DVertexDeclaration9 fields */
   IDirect3DDevice9Impl* Device;
@@ -977,7 +977,7 @@ extern const IDirect3DPixelShader9Vtbl Direct3DPixelShader9_Vtbl;
 typedef struct IDirect3DPixelShader9Impl {
   /* IUnknown fields */
     const IDirect3DPixelShader9Vtbl *lpVtbl;
-    DWORD ref;
+    LONG  ref;
 
     /* IDirect3DPixelShader9 fields */
     IWineD3DPixelShader       *wineD3DPixelShader;
@@ -999,7 +999,7 @@ extern const IDirect3DQuery9Vtbl Direct3DQuery9_Vtbl;
 typedef struct IDirect3DQuery9Impl {
     /* IUnknown fields */
     const IDirect3DQuery9Vtbl *lpVtbl;
-    DWORD                ref;
+    LONG                 ref;
 
     /* IDirect3DQuery9 fields */
     IWineD3DQuery       *wineD3DQuery;
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 725f80b8e8a..a25270aaa1a 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -363,7 +363,7 @@ typedef struct IWineD3DImpl
 {
     /* IUnknown fields */
     const IWineD3DVtbl     *lpVtbl;
-    DWORD                   ref;     /* Note: Ref counting not required */
+    LONG                    ref;     /* Note: Ref counting not required */
 
     /* WineD3D Information */
     IUnknown               *parent;
@@ -420,7 +420,7 @@ typedef struct IWineD3DDeviceImpl
 {
     /* IUnknown fields      */
     const IWineD3DDeviceVtbl *lpVtbl;
-    DWORD                   ref;     /* Note: Ref counting not required */
+    LONG                    ref;     /* Note: Ref counting not required */
 
     /* WineD3D Information  */
     IUnknown               *parent;
@@ -520,7 +520,7 @@ typedef struct PrivateData
 typedef struct IWineD3DResourceClass
 {
     /* IUnknown fields */
-    DWORD                   ref;     /* Note: Ref counting not required */
+    LONG                    ref;     /* Note: Ref counting not required */
 
     /* WineD3DResource Information */
     IUnknown               *parent;
@@ -740,7 +740,7 @@ extern const IWineD3DSurfaceVtbl IWineD3DSurface_Vtbl;
 typedef struct IWineD3DVertexDeclarationImpl {
  /* IUnknown  Information     */
   const IWineD3DVertexDeclarationVtbl *lpVtbl;
-  DWORD                   ref;     /* Note: Ref counting not required */
+  LONG                    ref;     /* Note: Ref counting not required */
 
   IUnknown               *parent;
   /** precomputed fvf if simple declaration */
@@ -788,7 +788,7 @@ struct IWineD3DStateBlockImpl
 {
     /* IUnknown fields */
     const IWineD3DStateBlockVtbl *lpVtbl;
-    DWORD                     ref;     /* Note: Ref counting not required */
+    LONG                      ref;     /* Note: Ref counting not required */
 
     /* IWineD3DStateBlock information */
     IUnknown                 *parent;
@@ -863,7 +863,7 @@ extern const IWineD3DStateBlockVtbl IWineD3DStateBlock_Vtbl;
 typedef struct IWineD3DQueryImpl
 {
     const IWineD3DQueryVtbl  *lpVtbl;
-    DWORD                     ref;     /* Note: Ref counting not required */
+    LONG                      ref;     /* Note: Ref counting not required */
     
     IUnknown                 *parent;
     /*TODO: replace with iface usage */
@@ -890,7 +890,7 @@ typedef struct IWineD3DSwapChainImpl
 {
     /*IUnknown part*/
     IWineD3DSwapChainVtbl    *lpVtbl;
-    DWORD                     ref;     /* Note: Ref counting not required */
+    LONG                      ref;     /* Note: Ref counting not required */
 
     IUnknown                 *parent;
     IWineD3DDeviceImpl       *wineD3DDevice;
@@ -1006,7 +1006,7 @@ int D3DFmtMakeGlCfg(D3DFORMAT BackBufferFormat, D3DFORMAT StencilBufferFormat, i
 typedef struct IWineD3DVertexShaderImpl {
     /* IUnknown parts*/   
     const IWineD3DVertexShaderVtbl *lpVtbl;
-    DWORD                       ref;     /* Note: Ref counting not required */
+    LONG                        ref;     /* Note: Ref counting not required */
 
     IUnknown                    *parent;
     IWineD3DDeviceImpl          *wineD3DDevice;
@@ -1032,7 +1032,7 @@ extern const IWineD3DVertexShaderVtbl IWineD3DVertexShader_Vtbl;
 typedef struct IWineD3DPixelShaderImpl {
     /* IUnknown parts*/   
     const IWineD3DPixelShaderVtbl *lpVtbl;
-    DWORD                       ref;     /* Note: Ref counting not required */
+    LONG                        ref;     /* Note: Ref counting not required */
     
     IUnknown                   *parent;
     IWineD3DDeviceImpl         *wineD3DDevice;