Windows 2000 build 1794

Windows 2000 build 1794 is an unleaked build of Windows 2000, which is referenced in Windows XP's source code in.

menuisf.cpp
// This feature only works on build 1794 or greater. if (g_bRunOnNT5 && dwBuildNumber >= 1794 && dwFlags & MPPF_NOANIMATE) uFlags |= TPM_NOANIMATION;