pkuthss.cls: fix undefined `\ifxetex' with ctex 2.x (thank @LeoLiu).

2016-02-23 21:59:25 +08:00 · 2016-02-23 21:59:25 +08:00 · 94ba456fc0
commit 94ba456fc0
parent 66f8effa29
1 changed files with 2 additions and 0 deletions
--- a/tex/pkuthss.cls
+++ b/tex/pkuthss.cls
@ -69,6 +69,8 @@
 % CJKfntef provides `\CJKunderline' used in `\maketitle'.
 % fancyhdr provides utilities for setting up headers and footers.
 \LoadClass[hyperref, cs4size, fntef, fancyhdr]{ctexbook}[2011/03/11]
+% ctex 2.x no longer loads ifxetex itself.
+\RequirePackage{ifxetex}
 % Provides support for `key = val' grammar.
 \RequirePackage{keyval}
 % Graphics support.