Something

emilio@kiko:~/deb/listen$ apt-file find gtkmozembed
firefox-dev: usr/include/firefox/gtkembedmoz/gtkmozembed.h
firefox-dev: usr/include/firefox/gtkembedmoz/gtkmozembed.h
firefox-dev: usr/include/firefox/gtkembedmoz/gtkmozembed_internal.h
firefox-dev: usr/include/firefox/gtkembedmoz/gtkmozembed_internal.h
firefox-dev: usr/lib/pkgconfig/firefox-gtkmozembed.pc
firefox-dev: usr/lib/pkgconfig/firefox-gtkmozembed.pc
libgtk-mozembed-ruby: usr/lib/ruby/1.8/gtkmozembed.rb
libgtk-mozembed-ruby: usr/lib/ruby/1.8/gtkmozembed.rb
libgtk-mozembed-ruby: usr/lib/ruby/1.8/i486-linux/gtkmozembed.so
libgtk-mozembed-ruby: usr/lib/ruby/1.8/i486-linux/gtkmozembed.so
libxul-dev: usr/include/xulrunner/gtkembedmoz/gtkmozembed.h
libxul-dev: usr/include/xulrunner/gtkembedmoz/gtkmozembed.h
libxul-dev: usr/include/xulrunner/gtkembedmoz/gtkmozembed_internal.h
libxul-dev: usr/include/xulrunner/gtkembedmoz/gtkmozembed_internal.h
libxul-dev: usr/lib/pkgconfig/xulrunner-gtkmozembed.pc
libxul-dev: usr/lib/pkgconfig/xulrunner-gtkmozembed.pc
mozilla-thunderbird-dev: usr/include/mozilla-thunderbird/gtkembedmoz/gtkmozembed.h
mozilla-thunderbird-dev: usr/include/mozilla-thunderbird/gtkembedmoz/gtkmozembed.h
mozilla-thunderbird-dev: usr/include/mozilla-thunderbird/gtkembedmoz/gtkmozembed_internal.h
mozilla-thunderbird-dev: usr/include/mozilla-thunderbird/gtkembedmoz/gtkmozembed_internal.h
mozilla-thunderbird-dev: usr/lib/pkgconfig/mozilla-thunderbird-gtkmozembed.pc
mozilla-thunderbird-dev: usr/lib/pkgconfig/mozilla-thunderbird-gtkmozembed.pc
python-gnome2-extras: usr/lib/python-support/python-gnome2-extras/python2.4/gtk-2.0/gtkmozembed.so
python-gnome2-extras: usr/lib/python-support/python-gnome2-extras/python2.4/gtk-2.0/gtkmozembed.so
python-gnome2-extras: usr/lib/python-support/python-gnome2-extras/python2.5/gtk-2.0/gtkmozembed.so
python-gnome2-extras: usr/lib/python-support/python-gnome2-extras/python2.5/gtk-2.0/gtkmozembed.so
python-gnome2-extras-dev: usr/share/pygtk/2.0/defs/gtkmozembed.defs
python-gnome2-extras-dev: usr/share/pygtk/2.0/defs/gtkmozembed.defs
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/class-gtkmozembed.html
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/class-gtkmozembed.html
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/gtkmozembed-class-reference.html
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/gtkmozembed-class-reference.html
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/index.html
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/index.html
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/index.sgml
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/index.sgml
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/pygtkmozembed.devhelp
python-gnome2-extras-doc: usr/share/gtk-doc/html/pygtkmozembed/pygtkmozembed.devhelp
emilio@kiko:~/deb/listen$