gucharmap fails to build

[paul beard]

xsltproc -o gucharmap-bg.omf --stringparam db2omf.basename gucharmap  
--stringparam db2omf.format 'docbook' --stringparam db2omf.dtd "-// 
OASIS//DTD DocBook XML V4.1.2//EN" --stringparam db2omf.lang bg -- 
stringparam db2omf.omf_dir "/opt/local/share/omf" --stringparam  
db2omf.help_dir "/opt/local/share/gnome/help" --stringparam  
db2omf.omf_in "`pwd`/./gucharmap.omf.in" `/opt/local/bin/pkg-config -- 
variable db2omf gnome-doc-utils` bg/gucharmap.xml
db2omf: Could not construct the OMF maintainer element.
   Add an author, corpauthor, editor, othercredit, or publisher
   element with the role attribute set to "maintainer" to gucharmap.xml.
make[2]: *** [gucharmap-bg.omf] Error 10
make[1]: *** [all-recursive] Error 1
make: *** [all] Error 2

Error: Status 1 encountered during processing.