Fix sign warnings.

dlls/d3d8/device.c

@@ -1175,7 +1175,7 @@ HRESULT  WINAPI  IDirect3DDevice8Impl_GetFrontBuffer(LPDIRECT3DDEVICE8 iface, ID
     D3DLOCKED_RECT lockedRect;
     RECT wantedRect;
     GLint  prev_store;
-    GLenum prev_read;
+    GLint  prev_read;
 
     IDirect3DDevice8Impl *This = (IDirect3DDevice8Impl *)iface;
 
@@ -2667,8 +2667,8 @@ HRESULT  WINAPI  IDirect3DDevice8Impl_SetRenderState(LPDIRECT3DDEVICE8 iface, D3
     case D3DRS_STENCILFAIL               :
         {
             GLenum fail  ; 
-            GLenum zpass ; 
-            GLenum zfail ; 
+            GLint  zpass ; 
+            GLint  zfail ; 
 
             fail = StencilOp(Value);
             glGetIntegerv(GL_STENCIL_PASS_DEPTH_PASS, &zpass);
@@ -2683,8 +2683,8 @@ HRESULT  WINAPI  IDirect3DDevice8Impl_SetRenderState(LPDIRECT3DDEVICE8 iface, D3
         break;
     case D3DRS_STENCILZFAIL              :
         {
-            GLenum fail  ; 
-            GLenum zpass ; 
+            GLint  fail  ; 
+            GLint  zpass ; 
             GLenum zfail ; 
 
             glGetIntegerv(GL_STENCIL_FAIL, &fail);
@@ -2700,9 +2700,9 @@ HRESULT  WINAPI  IDirect3DDevice8Impl_SetRenderState(LPDIRECT3DDEVICE8 iface, D3
         break;
     case D3DRS_STENCILPASS               :
         {
-            GLenum fail  ; 
+            GLint  fail  ; 
             GLenum zpass ; 
-            GLenum zfail ; 
+            GLint  zfail ; 
 
             glGetIntegerv(GL_STENCIL_FAIL, &fail);
             checkGLcall("glGetIntegerv(GL_STENCIL_FAIL, &fail);");

dlls/d3d8/directx.c

@@ -526,7 +526,7 @@ static void IDirect3D8Impl_FillGLCaps(LPDIRECT3D8 iface, Display* display) {
       }
     }
 
-#define USE_GL_FUNC(type, pfn) This->gl_info.pfn = (type) glXGetProcAddressARB(#pfn);
+#define USE_GL_FUNC(type, pfn) This->gl_info.pfn = (type) glXGetProcAddressARB( (const GLubyte *) #pfn);
     GL_EXT_FUNCS_GEN;
 #undef USE_GL_FUNC
 
@@ -552,7 +552,7 @@ static void IDirect3D8Impl_FillGLCaps(LPDIRECT3D8 iface, Display* display) {
         }
     }
 
-#define USE_GL_FUNC(type, pfn) This->gl_info.pfn = (type) glXGetProcAddressARB(#pfn);
+#define USE_GL_FUNC(type, pfn) This->gl_info.pfn = (type) glXGetProcAddressARB( (const GLubyte *) #pfn);
     GLX_EXT_FUNCS_GEN;
 #undef USE_GL_FUNC
 

dlls/d3d8/drawprim.c

@@ -1375,7 +1375,7 @@ static void drawStridedHardwareVS(LPDIRECT3DDEVICE8 iface, Direct3DVertexStrided
     IDirect3DVertexShaderImpl* vertex_shader = NULL;
     int                        i;
     int                        NumVertexes;
-    int                        glPrimType;
+    GLenum                     glPrimType;
     int                        maxAttribs;
 
     IDirect3DDevice8Impl *This = (IDirect3DDevice8Impl *)iface;

dlls/d3d8/surface.c

@@ -205,7 +205,7 @@ HRESULT WINAPI IDirect3DSurface8Impl_LockRect(LPDIRECT3DSURFACE8 iface, D3DLOCKE
       
       if (This == This->Device->backBuffer || This == This->Device->renderTarget || This == This->Device->frontBuffer) {
 	GLint  prev_store;
-	GLenum prev_read;
+	GLint  prev_read;
 	
 	ENTER_GL();
 
@@ -329,7 +329,7 @@ HRESULT WINAPI IDirect3DSurface8Impl_UnlockRect(LPDIRECT3DSURFACE8 iface) {
 
       if (This == This->Device->backBuffer || This == This->Device->frontBuffer || This == This->Device->renderTarget) {
 	GLint  prev_store;
-	GLenum prev_draw;
+	GLint  prev_draw;
 	GLint  prev_rasterpos[4];
 
 	ENTER_GL();