libusb_try_lock_events 2122 third_party/libusb/src/libusb/io.c 	if (libusb_try_lock_events(ctx) == 0) {
libusb_try_lock_events 1765 third_party/libusb/src/libusb/libusb.h int LIBUSB_CALL libusb_try_lock_events(libusb_context *ctx);