ref: d8dde5f9d24586ce5e4ef3beafa71d6255ca68f8
dir: /external/SDL2/src/hidapi/LICENSE-orig.txt/
HIDAPI - Multi-Platform library for communication with HID devices. Copyright 2009, Alan Ott, Signal 11 Software. All Rights Reserved. This software may be used by anyone for any reason so long as the copyright notice in the source files remains intact.