enum wined3d_event_query_result wined3d_event_query_test(struct wined3d_event_query *query, IWineD3DDeviceImpl *device) DECLSPEC_HIDDEN;
enum wined3d_event_query_result wined3d_event_query_finish(struct wined3d_event_query *query, IWineD3DDeviceImpl *device) DECLSPEC_HIDDEN;
void wined3d_event_query_issue(struct wined3d_event_query *query, IWineD3DDeviceImpl *device) DECLSPEC_HIDDEN;
-HRESULT wined3d_event_query_supported(const struct wined3d_gl_info *gl_info) DECLSPEC_HIDDEN;
+BOOL wined3d_event_query_supported(const struct wined3d_gl_info *gl_info) DECLSPEC_HIDDEN;
struct wined3d_context
{