ref: 350ba46f2e9e3f13c8a9a22c2248f4d8aa0d732c
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.