Install libgusb-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libgusb-doc
Description:
GLib wrapper around libusb1 - documentation
GUsb is a GObject wrapper for libusb1 that makes it easy to do asynchronous control, bulk and interrupt transfers with proper cancellation and integration into a mainloop. . This package contains the documentation.
Homepage: http://www.hughski.com/downloads.html
Version: 0.2.11-1
Section: doc