make fail when make refcard-ko-a4.pdf

Thank you. But I got error messages when make refcard-ko-a4.pdf. Help me please.
Error messages are as follows.

sebul@sebul:~/org/doc/refcard$ make refcard-ko-a4.pdf
po4a-translate --format docbook --keep 0 -m entries.dbk -p po4a/ko.po -l entries-ko.dbk
xsltproc --nonet --novalid preproc.xsl entries-ko.dbk > refcard-ko.dbk
xsltproc --nonet --novalid fo.xsl refcard-ko.dbk > refcard-ko-a4.fo
Making portrait pages on USletter paper (99mmx210mm)
L=$(echo refcard-ko-a4.s.pdf | sed 's/.*-$.*$-.*/\1/'); \
SRC="" refcard-ko-a4.fo|sed 's/-$a4\|lt$.fo/.dbk/'); \
FMT=$(echo refcard-ko-a4.fo|sed 's/.*-$a4\|lt$.fo/\1/'); \
dblatex --backend=xetex --texstyle=refcard.sty --xsl-user=dblatex.xsl --output=refcard-ko-a4.s.pdf --param=format=$FMT $SRC
Build the book set list...
Build the listings...
XSLT stylesheets DocBook - LaTeX 2e (0.3.10)
===================================================
Build refcard-ko.dbk.pdf
xelatex failed
refcard-ko.dbk.tex:27: Unknown option `hangul' for package `kotex'.
refcard-ko.dbk.tex:27: leading text: \setCJKmainfont
Unexpected error occured
Error: xelatex compilation failed
make: *** [Makefile:52: refcard-ko-a4.s.pdf] 오류 1
rm refcard-ko.dbk refcard-ko-a4.fo

2020년 5월 23일 (토) 오전 3:54, Holger Wansing <hwansing@mailbox.org>님이 작성:
>
> Hi,
>
> sebul <sebuls@gmail.com> wrote:
> > Hello. I'm a Korean.
> > I made a korean .po file.
> > And make command made a korean pdf file refcard-ko-a4.pdf
> > But in this pdf file, Hangul is not shown. Just shows Rectangles. English
> > is shown.
> > How can solve this problem?
> > I referred
> > https://www.debian.org/doc/user-manuals#refcard
> >
> > I attach my po file (my translation is work in progress)
>
> I have committed your file, and also the needed changings in dblatex.xsl etc.
>
> It now builds fine with "make refcard-ko-a4.pdf"
> (please note, that you need the "fonts-noto-cjk" package for Korean font.
>
>
> Thanks
> Holger
>
>
> --
> Holger Wansing <hwansing@mailbox.org>
> PGP-Fingerprint: 496A C6E8 1442 4B34 8508 3529 59F1 87CA 156E B076

--
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