pub trait KhrExternalFenceCapabilitiesExtension: InstanceV1_0 {
const METADATA: Extension = KHR_EXTERNAL_FENCE_CAPABILITIES_EXTENSION;
// Provided method
unsafe fn get_physical_device_external_fence_properties_khr(
&self,
physical_device: PhysicalDevice,
external_fence_info: &PhysicalDeviceExternalFenceInfo
) -> ExternalFenceProperties { ... }
}