libdbusmenu-gtk-dev 16.04.1+16.04.20160927-0ubuntu1 (powerpc binary) in ubuntu xenial

 libdbusmenu passes a menu structure across DBus so that a program can
 create a menu simply without worrying about how it is displayed on the
 other side of the bus.
 .
 This package contains files that are needed to build GTK+ applications.