libmatchbox-dev 1.9-osso8-4 (armhf binary) in ubuntu cosmic

 Matchbox is a base environment for the X Window System running on non-desktop
 embedded platforms such as handhelds, set-top boxes, kiosks and anything else
 for which screen space, input mechanisms or system resources are limited.
 .
 libmatchbox provides core functionality used by several Matchbox project
 applications.
 .
 This package contains libmatchbox development files.