error: could not find DocBook XML DTD V4.1.2 in XML catalog

Question

checking for openjade... no
checking for jade... no
configure: WARNING: Could not find openjade or jade, so SGML is not supported
checking for xsltproc... /usr/bin/xsltproc
checking for XML catalog (/etc/xml/catalog)... not found
checking for xmlcatalog... /usr/local/bin/xmlcatalog
checking for DocBook XML DTD V4.1.2 in XML catalog... not found
configure: error: could not find DocBook XML DTD V4.1.2 in XML catalog
这是在编译docbook-xml-4.5出现的错误，请各位看看怎么解决