\usepackage{color}
\usepackage{mdwlist} % scommentare per la stampa (PS e PDF)
\usepackage{boxedminipage} % scommentare per la stampa (PS e PDF)
+\usepackage{multirow}
%\usepackage{footnote}
%\usepackage{mdwtab}
%
\include{filestd}
\include{system}
\include{signal}
+\include{session}
\include{fileadv}
\include{ipc}
-\include{session}
\include{network}
\include{socket}
\include{elemtcp}