From 9d03d5203766a9cd93f04d7e710a919e63d5144f Mon Sep 17 00:00:00 2001
From: Holger Dell <holgerdell@users.noreply.github.com>
Date: Sun, 19 Sep 2021 18:16:58 +0200
Subject: [PATCH] chore: Use iftex instead of legacy packages.

---
 mimosis.cls | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/mimosis.cls b/mimosis.cls
index 964f6cd..78a8965 100644
--- a/mimosis.cls
+++ b/mimosis.cls
@@ -15,19 +15,13 @@
            toc=bibliography,
            toc=index,]{scrbook}
 
-\RequirePackage{ifpdf}
-\RequirePackage{ifxetex}
-\RequirePackage{ifluatex}
-
-\newif\ifxetexorluatex
+\RequirePackage{iftex}
+\newif\ifxetexorluatex\xetexorluatexfalse
 \ifxetex
   \xetexorluatextrue
-\else
-  \ifluatex
-    \xetexorluatextrue
-  \else
-    \xetexorluatexfalse
-  \fi
+\fi
+\ifluatex
+  \xetexorluatextrue
 \fi
 
 \ifxetexorluatex