public static string GetSystemVersion()
        {
            string s = (string)null;

            RuntimeEnvironment._GetSystemVersion(JitHelpers.GetStringHandleOnStack(ref s));
            return(s);
        }
        public static string GetSystemVersion()
        {
            string result = null;

            RuntimeEnvironment._GetSystemVersion(JitHelpers.GetStringHandleOnStack(ref result));
            return(result);
        }