xhc-hb04.cc: LOG_LEVEL constants not available
xhc-hb04.cc: LOG_LEVEL constants not available

in older distros like:
ubuntu 10.04  libusb-1.0-0-dev 2:1.0.6-1

they are available in:
ubuntu 12.10  libusb-1.0-0-dev 2:1.0.12-2
Signed-off-by: Dewey Garrett <546ec366615570e68497e3c5df9092106a9808f4@panix.com>

ikcalB/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror,ikcalB/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror,ikcalB/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,bmwiedemann/linuxcnc-mirror