pub type PFN_vkGetPhysicalDeviceExternalMemorySciBufPropertiesNV = unsafe extern "system" fn(_: PhysicalDevice, _: ExternalMemoryHandleTypeFlags, _: *mut c_void, _: *mut MemorySciBufPropertiesNV) -> Result;
pub type PFN_vkGetPhysicalDeviceExternalMemorySciBufPropertiesNV = unsafe extern "system" fn(_: PhysicalDevice, _: ExternalMemoryHandleTypeFlags, _: *mut c_void, _: *mut MemorySciBufPropertiesNV) -> Result;