internal static extern bool AuthzInitializeContextFromToken(AuthzInitFlags flags, SafeAccessTokenHandle hToken, SafeAuthzResourceManagerHandle authRm, IntPtr expirationTime, Luid identifier, IntPtr dynamicGroupArgs, out SafeAuthzContextHandle authzClientContext);
internal static extern bool AuthzInitializeContextFromSid(AuthzInitFlags flags, byte[] rawUserSid, SafeAuthzResourceManagerHandle authRm, IntPtr expirationTime, Luid identifier, IntPtr dynamicGroupArgs, out SafeAuthzContextHandle authzClientContext);