linux_udev_hotplug_poll  493 third_party/libusb/src/libusb/os/linux_usbfs.c 	linux_udev_hotplug_poll();
linux_udev_hotplug_poll  165 third_party/libusb/src/libusb/os/linux_usbfs.h void linux_udev_hotplug_poll(void);