\begin{theindex}

  \item \ttfamily  Action, \hyperpage{4}, \hyperpage{6}, \hyperpage{13}
  \item \ttfamily  Default, \hyperpage{12, 13}
  \item \ttfamily  Entry, \hyperpage{6}, \hyperpage{13}
  \item \ttfamily  Exit, \hyperpage{6}, \hyperpage{13}
  \item \ttfamily  Idle, \hyperpage{6}, \hyperpage{13}
  \item \ttfamily  Machine, \hyperpage{3, 4}, \hyperpage{12, 13}
  \item \ttfamily  State, \hyperpage{4}, \hyperpage{12, 13}
  \item \ttfamily  Terminate, \hyperpage{4}, \hyperpage{13}
  \item \ttfamily  Transition, \hyperpage{4}, \hyperpage{12, 13}

  \indexspace

  \item blah, \hyperpage{21}

\end{theindex}