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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 24.1.20.1, p. III-309.
+% Original source in file "macros4.TEX", starting line 1412.
+\wlog{L: "remtlsp.tip" ["macros4.TEX," l. 1412, p. III-309]}%
+% This file DOES belong to format "texip."
+\InputD{compst.tip}
+\catcode`\@ = 11
+\def\@TestTrail #1 #2\@Del{%
+ \def\@RemTspTemp{#1}%
+}
+\def\RemTsp #1#2{%
+ \edef\@RemTspTempOne{#2#2 }%
+ \expandafter\@TestTrail\@RemTspTempOne\@Del
+ \if\StringsEqualConditional{#2#2}{\@RemTspTemp}%
+ \def#1{#2}%
+ \else
+ \edef\@RemTspTempA{\noexpand\edef\noexpand#1{\@RemTspTemp}}%
+ \@RemTspTempA
+ \fi
+}
+\def\@TestLead #1 #2\@Del{\def\@RemLspOne{#1}}
+\def\RemLsp #1#2{%
+ \edef\@TempRemLsp{#2#2\space}%
+ \expandafter\@TestLead\@TempRemLsp\@Del
+ \if\EmptyStringConditional{\@RemLspOne}%
+ \expandafter\@RemLspThree #2\@Del{#1}%
+ \else
+ \def#1{#2}%
+ \fi
+}
+\edef\@RemLspTwo{%
+ \def\noexpand\@RemLspThree\space ##1\noexpand\@Del##2{%
+ \def##2{##1}%
+ }%
+}
+\@RemLspTwo
+\catcode`\@ = 12