Extern or forward variable declaration at tools/usb/ffs-test.c, line 347 References: tools/usb/ffs-test.c, line 347 tools/usb/ffs-test.c, line 349 tools/usb/ffs-test.c, line 350 tools/usb/ffs-test.c, line 351 tools/usb/ffs-test.c, line 352 tools/usb/ffs-test.c, line 353 tools/usb/ffs-test.c, line 356 tools/usb/ffs-test.c, line 360 tools/usb/ffs-test.c, line 363 tools/usb/ffs-test.c, line 392 tools/usb/ffs-test.c, line 403 tools/usb/ffs-test.c, line 435 tools/usb/ffs-test.c, line 477 tools/usb/ffs-test.c, line 485 tools/usb/ffs-test.c, line 496 tools/usb/ffs-test.c, line 501 tools/usb/ffs-test.c, line 514 tools/usb/ffs-test.c, line 539 tools/usb/ffs-test.c, line 601 tools/usb/ffs-test.c, line 639