pub unsafe extern "system" fn vkCreateDeferredOperationKHR(
device: VkDevice,
pAllocator: *const VkAllocationCallbacks,
pDeferredOperation: *mut VkDeferredOperationKHR,
) -> VkResult
pub unsafe extern "system" fn vkCreateDeferredOperationKHR(
device: VkDevice,
pAllocator: *const VkAllocationCallbacks,
pDeferredOperation: *mut VkDeferredOperationKHR,
) -> VkResult