mate-notification-daemon-dbg binary package in Ubuntu Xenial powerpc

 mate-notification-daemon displays passive popup notifications, as per
 the Desktop Notifications Specification.
 .
 The Desktop Notifications Specification provides a standard way of
 doing passive popup notifications on the Linux desktop. These are
 designed to notify the user of something without interrupting their
 work with a dialog box that they must close. Passive popups can
 automatically disappear after a short period of time, as per the
 Desktop Notifications spec.
 .
 This package contains debugging symbols for the mate-notification-daemon
 package. It is provided to help debugging problems.
 .
 The debugging symbols are installed in /usr/lib/debug and will
 automatically be used by gdb.

Source package