libstroke0-dev 0.5.1-6ubuntu1 (arm64 binary) in ubuntu trusty

 libstroke is a stroke interface library. Strokes are motions
 of the mouse that can be interpreted by a program as a command. Strokes
 are common in CAD software such as gEDA and Mentor Graphics.
 fvwm can use mouse strokes to cause certain actions, just like button
 clicks.
 .
 This package contains the header files needed for developing with this library.