+\newcommand{\capref}[1]{cap.~\ref{#1}}
+\newcommand{\secref}[1]{sez.~\ref{#1}}
+%
+% Macro to create a special environment for function prototypes
+%
+\newenvironment{prototype}[2]{
+ \center
+ \footnotesize
+ \begin{minipage}[c]{14cm}
+ \par \texttt{\#include <#1>}
+% \par \
+ \par \texttt{#2}
+% \begin{lstlisting}{}
+% #1
+% #2
+% \end{lstlisting}
+ \begin{list}{}{}
+ \item }
+{ \end{list}
+ \par
+\par \texttt{ }
+\end{minipage}
+\normalsize
+\par
+}
+\newenvironment{errlist}{\begin{description}}{\end{description}}