pub type PFN_vkGetImageSubresourceLayout = unsafe extern "system" fn(device: Device, image: Image, p_subresource: *const ImageSubresource, p_layout: *mut SubresourceLayout);
pub type PFN_vkGetImageSubresourceLayout = unsafe extern "system" fn(device: Device, image: Image, p_subresource: *const ImageSubresource, p_layout: *mut SubresourceLayout);