lxpanel-plugin-topmenu-dbg 0.2.1+git20151210.8c6108f-3 (amd64 binary) in ubuntu xenial

 Topmenu provides a global menu bar (MacOS style). TopMenu uses
 XEmbed for exporting menu bars.
 .
 This package contains debugging symbols for lxpanel-plugin-topmenu. It is
 provided to help debugging problems.
 .
 The debugging symbols are installed in /usr/lib/debug and will
 automatically be used by gdb.