xsltproc -o gnome-power-manager-C.omf --stringparam db2omf.basename gnome-power-manager --stringparam db2omf.format 'docbook' --stringparam db2omf.dtd "-//OASIS//DTD DocBook XML V4.3//EN" --stringparam db2omf.lang C --stringparam db2omf.omf_dir "/usr/share/omf" --stringparam db2omf.help_dir "/usr/share/gnome/help" --stringparam db2omf.omf_in "`pwd`/./gnome-power-manager.omf.in" `/usr/bin/pkg-config --variable db2omf gnome-doc-utils` C/gnome-power-manager.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 gnome-power-manager.xml.
make[2]: *** [gnome-power-manager-C.omf] Error 10
make[2]: Leaving directory `/var/tmp/portage/gnome-extra/gnome-power-manager-2.16.3/work/gnome-power-manager-2.16.3/help'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/var/tmp/portage/gnome-extra/gnome-power-manager-2.16.3/work/gnome-power-manager-2.16.3'
make: *** [all] Error 2

!!! ERROR: gnome-extra/gnome-power-manager-2.16.3 failed.
Call stack:
  ebuild.sh, line 1614:   Called dyn_compile
  ebuild.sh, line 971:   Called qa_call 'src_compile'
  ebuild.sh, line 44:   Called src_compile
  ebuild.sh, line 1304:   Called gnome2_src_compile
  gnome2.eclass, line 71:   Called die