Windows NT RPC is DCE RPC - that is an indisputable fact. DCE used POSIX Draft 4, and Windows copied DCE pretty completely there. <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;DCEThreads" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;DCEThreads</a>