rem: "due to a system error.");
add: "due to a system error on this server.");
context: Ns_ConnReturnInternalError(Ns_Conn *conn){    int result;    Ns_SetTrunc(conn->outputheaders, 0);    if (ReturnRedirect(conn, 500, &result)) {	return result;    }    return Ns_ReturnNotice(conn, 500, "Server Error",			   "The requested URL cannot be accessed "			   "due to a system error.");}