\catcode`\@=11%
\def\chstyledefone@{%
\chstyctr@=3
}
\def\chstyledeftwo@{%
\chclsctr@=1

%\let\chchapternametwo@\relax

\let\markboth\chupmarkboth
\let\markright\chupmarkright
\let\@makechapterhead\@makecreportchapterhead%
%\let\MakeUppercase\chMakeUppercase%
}%

\catcode`\@=12
\endinput%