use recommended iftex and \RequireLuaTeX

1 files changed, 2 insertions, 8 deletions

diff --git a/ekdosis.dtx b/ekdosis.dtx
index 4aa9577..71d68d2 100644
--- a/ekdosis.dtx
+++ b/ekdosis.dtx
@@ -294,18 +294,12 @@ Running "make install" installs the files in the local TeX tree.
 % |.lua| files that accompany \package{ekdosis} for more
 % information.
 %    \begin{macrocode}
-\RequirePackage{ifluatex}
+\RequirePackage{iftex}
 %    \end{macrocode}
 % \package{ekdosis} requires {\LuaLaTeX} of course. Issue an error
 % if the document is processed with another engine.
 %    \begin{macrocode}
-\ifluatex\else
- \PackageError{ekdosis}{lualatex needed}{%
-  Package `ekdosis' needs LuaTeX.\MessageBreak
-  So you should use `lualatex' to process your document.\MessageBreak
-  See documentation of `ekdosis' for further information.}%
-  \expandafter\expandafter\expandafter\csname endinput\endcsname
-\fi
+\RequireLuaTeX
 %    \end{macrocode}
 % Packages that are required by \package{ekdosis}:
 %    \begin{macrocode}