Binary package “tk-itk4-doc” in ubuntu lunar

[incr Tk] OOP extension version 4 for Tk - manual pages

 [incr Tk] (or itk) combines the object-oriented power of [incr Tcl]
 with the popular Tk graphical toolkit to create a framework for
 creating mega-widgets. One such set of mega-widgets is provided by
 the iwidgets package.
 .
 This package contains the man pages for the classes provided by itk.