% TITLEPAGE DOCUMENT-STYLE OPTION - released 16 June 1991
%    for LaTeX version 2.09
% Copyright (C) 1991 by Leslie Lamport

\typeout{Document Style Option `titlepage' -- Released 16 June 1991.}

\def\maketitle{\begin{titlepage}%
 \let\footnotesize\small
 \let\footnoterule\relax
 \setcounter{page}{0}%
 \null
 \vfil
 \vskip 60\p@
 \begin{center}%
   {\LARGE \@title \par}%
   \vskip 3em
   {\large
     \lineskip .75em
     \begin{tabular}[t]{c}\@author
     \end{tabular}\par}%
    \vskip 1.5em
   {\large \@date \par}%
\end{center}\par
\@thanks
\vfil
\null
\end{titlepage}%
\setcounter{footnote}{0}%
\let\thanks\relax
\gdef\@thanks{}\gdef\@author{}\gdef\@title{}\let\maketitle\relax}

\def\abstract{\titlepage
\null\vfil
\begin{center}
 \bf \abstractname
\end{center}}

\def\endabstract{\par\vfil\null\endtitlepage}

\endinput
inputs@dbis11> cat titlepage.sty 
% TITLEPAGE DOCUMENT-STYLE OPTION - released 16 June 1991
%    for LaTeX version 2.09
% Copyright (C) 1991 by Leslie Lamport

\typeout{Document Style Option `titlepage' -- Released 16 June 1991.}

\def\maketitle{\begin{titlepage}%
 \let\footnotesize\small
 \let\footnoterule\relax
 \setcounter{page}{0}%
 \null
 \vfil
 \vskip 60\p@
 \begin{center}%
   {\LARGE \@title \par}%
   \vskip 3em
   {\large
     \lineskip .75em
     \begin{tabular}[t]{c}\@author
     \end{tabular}\par}%
    \vskip 1.5em
   {\large \@date \par}%
\end{center}\par
\@thanks
\vfil
\null
\end{titlepage}%
\setcounter{footnote}{0}%
\let\thanks\relax
\gdef\@thanks{}\gdef\@author{}\gdef\@title{}\let\maketitle\relax}

\def\abstract{\titlepage
\null\vfil
\begin{center}
 \bf \abstractname
\end{center}}

\def\endabstract{\par\vfil\null\endtitlepage}

\endinput