pub type PFN_vkGetPhysicalDeviceScreenPresentationSupportQNX = unsafe extern "system" fn(_physical_device: PhysicalDevice, _queue_family_index: u32, _window: *mut _screen_window) -> Bool32;pub type PFN_vkGetPhysicalDeviceScreenPresentationSupportQNX = unsafe extern "system" fn(_physical_device: PhysicalDevice, _queue_family_index: u32, _window: *mut _screen_window) -> Bool32;