\newtoks\digraphs
\digraphs={tlgsqq}%
%
\newif\ifrestoreat
\expandafter\ifnum\the\catcode`\@=11
                 \restoreatfalse
            \else\global\count9=\the\catcode`\@ 
                 \catcode`\@=11
		 \restoreattrue
	    \fi
%
\input ibycus4.map
%
\ifx\newneploaded\undefined\input pssetiby \fi
\gdef\GK{\ifx\gr@@kbaselineskip\undefined
  \expandafter\csname\the\gr@@kpoint\endcsname\else\gr@@kpoint\fi
  \begingroup
  \def\GK{\relax}%
  \def\RM{\rm\endgroup}%
  \ifx\gr@@kbaselineskip\undefined % newnep takes care of this
  \else\normalbaselineskip\gr@@kbaselineskip\normalbaselines\fi
  \expandafter\let\noexpand\it\gksl\gk}%
\gdef\RM{\relax}%
\ifrestoreat\catcode`\@=\the\count9 \fi % back to normal
\global\count9=0
\input iby4extr