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% This macro source file is from the four volume series
% "TeX in Practice" by Stephan von Bechtolsheim, published
% 1993 by Springer-Verlag, New York.
% Copyright 1993 Stephan von Bechtolsheim.
% No warranty or liability is assumed.
% This macro may be copied freely if no fees other than
% media cost or shipping charges are charged and as long
% as this copyright and the following source code itself
% is not changed. Please see the series for further information.
%
% Version: 1.0
% Date: May 1, 1993
%
%
% This source code is documented in 36.1.1, p. IV-134.
% Original source in file "o3.TEX", starting line 63.
\wlog{L: "index-or.tip" ["o3.TEX," l. 63, p. IV-134]}%
% This file DOES NOT belong to format "texip."
\InputD{box-mac.tip}
\InputD{setstrut.tip}
\newinsert\indexins
\dimen\indexins = \maxdimen
\skip\indexins = 0pt
\count\indexins = 0
\newwrite\indexwrite
\openout\indexwrite = \jobname.idxx
\def\index #1{% 
    \write\indexwrite{\noexpand\ix{#1}{\the\pageno}}% 
    \insert\indexins{%
        \baselineskip = 7pt
        \ComputeStrut
        \hbox{\fiverm\MyStrut #1}
    }%
}
\def\indexx #1{% 
    \index{#1}% 
    #1% 
}
\output = {%
    \shipout\hbox{%
        \valign{
            #\vfil
        \cr
            \VtopR{\unvbox255}\cr
            \hbox to 20pt{}\cr
            \BoxR\indexins\cr
        }
    }
    \global\advance\pageno by 1
}