diff --git a/dlls/d3dx9_36/effect.c b/dlls/d3dx9_36/effect.c
index 5b9b05f9a07..776c7c6cf2f 100644
--- a/dlls/d3dx9_36/effect.c
+++ b/dlls/d3dx9_36/effect.c
@@ -604,7 +604,7 @@ static void free_parameter_state(struct d3dx_parameter *param, BOOL element, BOO
         switch (param->type)
         {
             case D3DXPT_STRING:
-                HeapFree(GetProcessHeap(), 0, *(LPSTR *)param->data);
+                HeapFree(GetProcessHeap(), 0, *(char **)param->data);
                 if (!child) HeapFree(GetProcessHeap(), 0, param->data);
                 break;
 
@@ -621,7 +621,7 @@ static void free_parameter_state(struct d3dx_parameter *param, BOOL element, BOO
                 }
                 else
                 {
-                    HeapFree(GetProcessHeap(), 0, *(LPSTR *)param->data);
+                    HeapFree(GetProcessHeap(), 0, *(char **)param->data);
                 }
                 if (!child) HeapFree(GetProcessHeap(), 0, param->data);
                 break;
@@ -637,7 +637,7 @@ static void free_parameter_state(struct d3dx_parameter *param, BOOL element, BOO
                 }
                 else
                 {
-                    HeapFree(GetProcessHeap(), 0, *(LPSTR *)param->data);
+                    HeapFree(GetProcessHeap(), 0, *(char **)param->data);
                 }
                 /* samplers have always own data, so free that */
                 HeapFree(GetProcessHeap(), 0, param->data);
@@ -654,7 +654,7 @@ static void free_parameter_state(struct d3dx_parameter *param, BOOL element, BOO
         {
             if (st != ST_CONSTANT)
             {
-                HeapFree(GetProcessHeap(), 0, *(LPSTR *)param->data);
+                HeapFree(GetProcessHeap(), 0, *(char **)param->data);
             }
             HeapFree(GetProcessHeap(), 0, param->data);
         }
@@ -4417,7 +4417,7 @@ static HRESULT d3dx9_parse_data(struct d3dx_parameter *param, const char **ptr,
     {
         case D3DXPT_STRING:
             /* re-read with size (sizeof(DWORD) = 4) */
-            hr = d3dx9_parse_name((LPSTR *)param->data, *ptr - 4);
+            hr = d3dx9_parse_name((char **)param->data, *ptr - 4);
             if (hr != D3D_OK)
             {
                 WARN("Failed to parse string data\n");
diff --git a/dlls/d3dx9_36/mesh.c b/dlls/d3dx9_36/mesh.c
index 19c92b9a38f..a735a35640d 100644
--- a/dlls/d3dx9_36/mesh.c
+++ b/dlls/d3dx9_36/mesh.c
@@ -2638,7 +2638,7 @@ struct mesh_data {
     DWORD nb_bones;
 };
 
-static HRESULT parse_texture_filename(ID3DXFileData *filedata, LPSTR *filename_out)
+static HRESULT parse_texture_filename(ID3DXFileData *filedata, char **filename_out)
 {
     HRESULT hr;
     SIZE_T data_size;
@@ -2658,12 +2658,13 @@ static HRESULT parse_texture_filename(ID3DXFileData *filedata, LPSTR *filename_o
     if (FAILED(hr)) return hr;
 
     /* FIXME: String must be retrieved directly instead of through a pointer once ID3DXFILE is fixed */
-    if (data_size < sizeof(LPSTR)) {
+    if (data_size < sizeof(filename_in))
+    {
         WARN("truncated data (%lu bytes)\n", data_size);
         filedata->lpVtbl->Unlock(filedata);
         return E_FAIL;
     }
-    filename_in = *(LPSTR*)data;
+    filename_in = *(char **)data;
 
     filename = HeapAlloc(GetProcessHeap(), 0, strlen(filename_in) + 1);
     if (!filename) {
@@ -3398,7 +3399,7 @@ static HRESULT generate_effects(ID3DXBuffer *materials, DWORD num_materials,
 
         for (j = 0; j < ARRAY_SIZE(material_effects); j++)
         {
-            defaults->pParamName = (LPSTR)out_ptr;
+            defaults->pParamName = (char *)out_ptr;
             strcpy(defaults->pParamName, material_effects[j].param_name);
             defaults->pValue = defaults->pParamName + material_effects[j].name_size;
             defaults->Type = D3DXEDT_FLOATS;
@@ -3408,8 +3409,9 @@ static HRESULT generate_effects(ID3DXBuffer *materials, DWORD num_materials,
             defaults++;
         }
 
-        if (material_ptr->pTextureFilename) {
-            defaults->pParamName = (LPSTR)out_ptr;
+        if (material_ptr->pTextureFilename)
+        {
+            defaults->pParamName = (char *)out_ptr;
             strcpy(defaults->pParamName, texture_paramname);
             defaults->pValue = defaults->pParamName + sizeof(texture_paramname);
             defaults->Type = D3DXEDT_STRING;
diff --git a/dlls/d3dx9_36/tests/mesh.c b/dlls/d3dx9_36/tests/mesh.c
index a2c370959e8..911fe63355a 100644
--- a/dlls/d3dx9_36/tests/mesh.c
+++ b/dlls/d3dx9_36/tests/mesh.c
@@ -1781,7 +1781,7 @@ static void check_generated_effects_(int line, const D3DXMATERIAL *materials, DW
 
 static char *strdupA(const char *p)
 {
-    LPSTR ret;
+    char *ret;
     if (!p) return NULL;
     ret = HeapAlloc(GetProcessHeap(), 0, strlen(p) + 1);
     if (ret) strcpy(ret, p);
diff --git a/include/d3dx9anim.h b/include/d3dx9anim.h
index 578d56d3c8f..e340328f65b 100644
--- a/include/d3dx9anim.h
+++ b/include/d3dx9anim.h
@@ -92,7 +92,7 @@ typedef struct _D3DXMESHDATA
 
 typedef struct _D3DXMESHCONTAINER
 {
-    LPSTR Name;
+    char *Name;
     D3DXMESHDATA MeshData;
     LPD3DXMATERIAL pMaterials;
     LPD3DXEFFECTINSTANCE pEffects;
@@ -104,7 +104,7 @@ typedef struct _D3DXMESHCONTAINER
 
 typedef struct _D3DXFRAME
 {
-    LPSTR Name;
+    char *Name;
     D3DXMATRIX TransformationMatrix;
     LPD3DXMESHCONTAINER pMeshContainer;
     struct _D3DXFRAME *pFrameSibling;
diff --git a/include/d3dx9mesh.h b/include/d3dx9mesh.h
index 864be694366..b71fc334054 100644
--- a/include/d3dx9mesh.h
+++ b/include/d3dx9mesh.h
@@ -193,12 +193,12 @@ typedef D3DXATTRIBUTERANGE* LPD3DXATTRIBUTERANGE;
 typedef struct _D3DXMATERIAL
 {
     D3DMATERIAL9 MatD3D;
-    LPSTR pTextureFilename;
+    char *pTextureFilename;
 } D3DXMATERIAL, *LPD3DXMATERIAL;
 
 typedef struct _D3DXEFFECTDEFAULT
 {
-    LPSTR pParamName;
+    char *pParamName;
     D3DXEFFECTDEFAULTTYPE Type;
     DWORD NumBytes;
     LPVOID pValue;
@@ -206,7 +206,7 @@ typedef struct _D3DXEFFECTDEFAULT
 
 typedef struct _D3DXEFFECTINSTANCE
 {
-    LPSTR pEffectFilename;
+    char *pEffectFilename;
     DWORD NumDefaults;
     LPD3DXEFFECTDEFAULT pDefaults;
 } D3DXEFFECTINSTANCE, *LPD3DXEFFECTINSTANCE;
diff --git a/include/d3dx9xof.h b/include/d3dx9xof.h
index ff0fc3b724c..b15d9da56f5 100644
--- a/include/d3dx9xof.h
+++ b/include/d3dx9xof.h
@@ -110,7 +110,7 @@ DECLARE_INTERFACE_IID_(ID3DXFileSaveData,IUnknown,"cef08cfb-7b4f-4429-9624-2a690
     STDMETHOD_(ULONG,Release)(THIS) PURE;
     /*** ID3DXFileSaveObject methods ***/
     STDMETHOD(GetSave)(THIS_ ID3DXFileSaveObject **save_obj) PURE;
-    STDMETHOD(GetName)(THIS_ LPSTR, SIZE_T*) PURE;
+    STDMETHOD(GetName)(THIS_ char *name, SIZE_T *size) PURE;
     STDMETHOD(GetId)(THIS_ LPGUID) PURE;
     STDMETHOD(GetType)(THIS_ GUID*) PURE;
     STDMETHOD(AddDataObject)(THIS_ REFGUID template_guid, const char *name, const GUID *guid,
@@ -145,7 +145,7 @@ DECLARE_INTERFACE_IID_(ID3DXFileData,IUnknown,"cef08cfd-7b4f-4429-9624-2a690a933
     STDMETHOD_(ULONG,Release)(THIS) PURE;
     /*** ID3DXFileData methods ***/
     STDMETHOD(GetEnum)(THIS_ ID3DXFileEnumObject **enum_obj) PURE;
-    STDMETHOD(GetName)(THIS_ LPSTR, SIZE_T*) PURE;
+    STDMETHOD(GetName)(THIS_ char *name, SIZE_T *size) PURE;
     STDMETHOD(GetId)(THIS_ LPGUID) PURE;
     STDMETHOD(Lock)(THIS_ SIZE_T*, LPCVOID*) PURE;
     STDMETHOD(Unlock)(THIS) PURE;