Function prototype or declaration at include/linux/tty.h, line 450 References: drivers/net/irda/irtty-sir.c, line 129 drivers/net/usb/hso.c, line 1130 drivers/tty/moxa.c, line 1502 drivers/tty/mxser.c, line 585 drivers/tty/mxser.c, line 591 drivers/tty/mxser.c, line 1279 drivers/tty/rocket.c, line 764 drivers/tty/tty_ioctl.c, line 475 drivers/tty/tty_ioctl.c, line 479 drivers/usb/serial/belkin_sa.c, line 336 drivers/usb/serial/cp210x.c, line 490 drivers/usb/serial/cp210x.c, line 666 drivers/usb/serial/cypress_m8.c, line 373 drivers/usb/serial/digi_acceleport.c, line 860 drivers/usb/serial/empeg.c, line 122 drivers/usb/serial/ftdi_sio.c, line 1335 drivers/usb/serial/ftdi_sio.c, line 2166 drivers/usb/serial/io_edgeport.c, line 2540 drivers/usb/serial/io_ti.c, line 2208 drivers/usb/serial/ir-usb.c, line 374 drivers/usb/serial/iuu_phoenix.c, line 936 drivers/usb/serial/iuu_phoenix.c, line 978 drivers/usb/serial/keyspan.c, line 172 drivers/usb/serial/keyspan_pda.c, line 342 drivers/usb/serial/kl5kusb105.c, line 481 drivers/usb/serial/kobil_sct.c, line 507 drivers/usb/serial/mct_u232.c, line 202 drivers/usb/serial/mos7720.c, line 1651 drivers/usb/serial/oti6858.c, line 453 drivers/usb/serial/pl2303.c, line 411 drivers/usb/serial/ti_usb_3410_5052.c, line 802 drivers/usb/serial/whiteheat.c, line 713 include/linux/tty.h, line 450