Wintab is a de facto API for pointing devices on Windows.
Used in the Qt platform plugin for Windows. Configure with -no-feature-tabletevent to avoid.
The sources can be found in qt-everywhere-src-5.15.2/qtbase/src/3rdparty/wintab.
Copyright 1991-1998 by LCS/Telegraphics.
The text and information contained in this file may be freely used, copied, or distributed without compensation or licensing restrictions.