VK_FORMAT_D16_UNORM_S8_UINT

Undocumented in source but is binding to an external library. You might be able to learn more by searching the web for its name.
@nogc nothrow extern (System)
enum VK_FORMAT_D16_UNORM_S8_UINT = VkFormat.VK_FORMAT_D16_UNORM_S8_UINT;

Meta