pub trait QnxExternalMemoryScreenBufferExtension: DeviceV1_0 {
const METADATA: Extension = QNX_EXTERNAL_MEMORY_SCREEN_BUFFER_EXTENSION;
// Provided method
unsafe fn get_screen_buffer_properties_qnx(
&self,
buffer: &_screen_buffer,
properties: &mut ScreenBufferPropertiesQNX
) -> VkResult<()> { ... }
}