Binary package “libmatekbd4-dbg” in ubuntu xenial

MATE library to manage keyboard configuration (debugging symbols)

 libmatekbd offers an API to manage the keyboard in MATE applications.
 .
 libmatekbdui offers an API to display a graphical user interface for
 libmatekbd operations.
 .
 This package contains the debugging symbols for the libmatekbd and the
 libmatekbdui libraries.
 .
 They are installed into /usr/lib/debug and will automatically be used
 by gdb.