BUG #17482: make world get error

The following bug has been logged on the website:

Bug reference: 17482
Logged by: camel
Email address: killerwzb@163.com
PostgreSQL version: 14.3
Operating system: centos8
Description:

make[3]: 进入目录“/root/postgresql/postgres/doc/src/sgml”
{ \
echo "<!ENTITY version \"15devel\">"; \
echo "<!ENTITY majorversion \"15\">"; \
} > version.sgml
'/usr/bin/perl' ./mk_feature_tables.pl YES
../../../src/backend/catalog/sql_feature_packages.txt
../../../src/backend/catalog/sql_features.txt > features-supported.sgml
'/usr/bin/perl' ./mk_feature_tables.pl NO
../../../src/backend/catalog/sql_feature_packages.txt
../../../src/backend/catalog/sql_features.txt > features-unsupported.sgml
'/usr/bin/perl' ./generate-errcodes-table.pl
../../../src/backend/utils/errcodes.txt > errcodes-table.sgml
'/usr/bin/perl' ./generate-keywords-table.pl . > keywords-table.sgml
/usr/bin/xmllint --path . --noout --valid postgres.sgml
/usr/bin/xsltproc --path . --stringparam pg.version '15devel'
stylesheet.xsl postgres.sgml
http://docbook.sourceforge.net/release/xsl/current/xhtml/component.xsl:1:
parser error : Document is empty

^
compilation error: file
http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook-no-doctype.xsl
line 56 element include
xsl:include : unable to load
http://docbook.sourceforge.net/release/xsl/current/xhtml/component.xsl