This is libusb-1.0.21 with patch needed for USB3 support in XIMEA API library on Linux kernels 3.3-3.5.

Homepage:
	http://libusb.info/

Source code is available here:
	https://github.com/libusb/libusb/releases/download/v1.0.21/libusb-1.0.21.tar.bz2
