ref: 4ca6e12257518e1ff278996f26e82e1cd212a6b8
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.