\begin{tabbing}
{\rm -}{\rm -}\xspa{1}{\com File\/}\xspa{1}{\com and\/}\xspa{1}{\com channel\/}\xspa{1}{\com names\/}$:$\\
\\
\begin{tabular}{@{}l@{\xspa1}c@{}l}
{\iden stdin\/}\xspa{7} & $=$ & \xspa{2}{\rm ``}{\stri stdin\/}{\rm "}\\
{\iden stdout\/}\xspa{6} & $=$ & \xspa{2}{\rm ``}{\stri stdout\/}{\rm "}\\
{\iden stderr\/}\xspa{6} & $=$ & \xspa{2}{\rm ``}{\stri stderr\/}{\rm "}\\
{\iden stdecho\/}\xspa{5} & $=$ & \xspa{2}{\rm ``}{\stri stdecho\/}{\rm "}
\end{tabular}
\end{tabbing}
