\documentclass{report}
\usepackage{listings}
\usepackage{sandcover}
\usepackage{setspace}
\usepackage{graphicx}
\usepackage{subfig}
\usepackage{alltt}
\usepackage{calc}
\usepackage{makeidx}
\usepackage{amsmath,amssymb,amsfonts,textcomp}
\usepackage{hyperref}
%\usepackage{showkeys}
\usepackage{longtable}
\usepackage{bookmark}
\hypersetup{colorlinks=true, linkcolor=blue, filecolor=blue, urlcolor=blue}
% Text styles
\newcommand\textstyleInternetlink[1]{\textcolor{blue}{#1}}
\newcommand\textstyleFootnoteSymbol[1]{\textsuperscript{#1}}
% Outline numbering
\setcounter{secnumdepth}{0}
\newcommand{\superscript}[1]{\ensuremath{^{\textrm{#1}}}}
\newcommand{\subscript}[1]{\ensuremath{_{\textrm{#1}}}}
% Welcome to the 21\superscript{st} century.
\renewcommand{\th}[0]{\superscript{th}}
\newcommand{\st}[0]{\superscript{st}}
\newcommand{\nd}[0]{\superscript{nd}}
\newcommand{\rd}[0]{\superscript{rd}}
% Carl took 1\st place. Elly, Tom and Ann came in 2\nd, 3\rd and 4\th.

\newcommand{\texifylineno}[1]{{\footnotesize\hspace{-4em}\makebox[4em][r]{#1\hspace{1.5ex}}}}

\newcommand{\sectionline}{%
  \nointerlineskip \vspace{\baselineskip}%
  \hspace{\fill}\rule{\linewidth}{.7pt}\hspace{\fill}%
	\par\nointerlineskip
}
\def\SNLA{Sandia National Laboratories, Albuquerque, NM}
\makeatletter
\renewcommand{\@makechapterhead}[1]{%
  {\parindent \z@ \raggedright \normalfont
    \ifnum \c@secnumdepth >\m@ne
        \huge\bf\thechapter\  % Chapter number
    \fi
    \huge\bf #1\par                         % chapter title
    \nobreak
    \vskip 15\p@
  }}
\makeatother

\newcommand\dash{\raise2.1pt\hbox{\rule{5pt}{0.3pt}}\hspace{1pt}}
\newcommand{\gap}{\hspace{12pt}}
\newcommand{\param}[1]
   {\mbox{\tt #1\index{#1}\index{Functions!#1}}\null}
\newcommand{\afunc}[1]
   {\mbox{\tt #1\index{Functions!#1}}\null}
\newcommand{\cmd}[1]
   {\mbox{\tt #1}\null}
\newcommand{\code}[1]
   {\mbox{\bf\tt #1}\null}
\newcommand{\file}[1]
   {\mbox{\bf\em #1}\null}
\newcommand{\var}[1]
   {\mbox{\em #1}\null}

\newcommand{\paramdef}[2]
 {\color{red}\begin{tabular}{@{}l@{}p{6.0in}}\bf\tt #1\enspace\enspace &\tt #2\\\index{#1!Parameter}\index{Parameter!#1}\end{tabular}\color{black}}

\newcommand{\funcdef}[2]
 {\color{red}\begin{tabular}{@{}l@{}p{0.5in}}\Large\bf\tt int #1\enspace(&\Large\bf\tt #2)\\\index{#1!Definition}\index{Functions!#1!Definition}\end{tabular}\color{black}}
\newcommand{\funcdefv}[2]
 {\color{red}\begin{tabular}{@{}l@{}p{3.7in}}\Large\bf\tt void #1\enspace(&\Large\bf\tt #2)\\\index{#1!Definition}\index{Functions!#1!Definition}\end{tabular}\color{black}}
%
% Set left margin and counter
\setlength{\oddsidemargin}{0.25in}
\setlength{\evensidemargin}{0.25in}
\setcounter{secnumdepth}{10}
\setcounter{tocdepth}{3}
\setlength{\textwidth}{6in}
\setlength{\topmargin}{-0.25in}
\setlength{\textheight}{8.5in}
\parskip 0.2cm
\parindent 0.0cm

\newenvironment{apinp}
{\small\begin{quote}\begin{alltt}\color{blue}}
{\end{alltt}\end{quote}\normalsize}

\newenvironment{apout}
{\small\begin{quote}\color{red}\begin{alltt}}
{\end{alltt}\end{quote}\normalsize}

\newcommand{\tab}{\hspace{5mm}}
\newenvironment{source}
{\small\begin{quote}\begin{alltt}}
{\end{alltt}\end{quote}\normalsize}

\newcommand{\exo}
   {\mbox{\sf \sc Exodus}\null}

\newcommand{\aprepro}
   {\mbox{\sf \sc Aprepro}\null}

\begin{document}
\include{title}
\pagestyle{plain}
\setcounter{page}{4}
\mbox{}
\cleardoublepage\tableofcontents
\cleardoublepage\listoftables
\cleardoublepage
\include{introduction}
\include{execution}
\include{syntax}
\include{operators}
\include{predefined_variables}
\include{functions}
\include{units}
\include{errors}
\include{examples}
\include{library}
\include{references}
\include{endmatter}
\end{document}