Fixed building for Xbox One

Fixes https://github.com/libsdl-org/SDL/issues/12714

src/video/windows/SDL_windowswindow.c

@@ -1246,18 +1246,22 @@ void WIN_RestoreWindow(SDL_VideoDevice *_this, SDL_Window *window)
 
 static void WIN_UpdateCornerRoundingForHWND(SDL_VideoDevice *_this, HWND hwnd, DWM_WINDOW_CORNER_PREFERENCE cornerPref)
 {
+#if !defined(SDL_PLATFORM_XBOXONE) && !defined(SDL_PLATFORM_XBOXSERIES)
     SDL_VideoData *videodata = _this->internal;
     if (videodata->DwmSetWindowAttribute) {
         videodata->DwmSetWindowAttribute(hwnd, DWMWA_WINDOW_CORNER_PREFERENCE, &cornerPref, sizeof(cornerPref));
     }
+#endif
 }
 
 static void WIN_UpdateBorderColorForHWND(SDL_VideoDevice *_this, HWND hwnd, COLORREF colorRef)
 {
+#if !defined(SDL_PLATFORM_XBOXONE) && !defined(SDL_PLATFORM_XBOXSERIES)
     SDL_VideoData *videodata = _this->internal;
     if (videodata->DwmSetWindowAttribute) {
         videodata->DwmSetWindowAttribute(hwnd, DWMWA_BORDER_COLOR, &colorRef, sizeof(colorRef));
     }
+#endif
 }
 
 /**