libdockapp-dev binary package in Ubuntu Xenial arm64

 Simple library that eases the creation of Window Maker dock apps. It
 provides functions that set up a dock app in such a way that they can be
 properly docked. It also provides some event handlers and makes it very
 simple to write dockapps.
 .
 This package contains the static library and the required headers. Use it
 to compile programs which use libdockapp.

Source package