Structure at include/linux/serial.h, line 193 References: drivers/char/amiserial.c, line 1271 drivers/char/cyclades.c, line 2802 drivers/char/esp.c, line 1758 drivers/char/ip2/ip2main.c, line 2115 drivers/char/mxser.c, line 1776 drivers/char/nozomi.c, line 1789 drivers/char/pcmcia/synclink_cs.c, line 2272 drivers/char/synclink.c, line 2964 drivers/char/synclink_gt.c, line 1061 drivers/char/synclinkmp.c, line 1260 drivers/net/usb/hso.c, line 1631 drivers/net/usb/hso.c, line 1633 drivers/serial/68360serial.c, line 1392 drivers/serial/68360serial.c, line 1490 drivers/serial/serial_core.c, line 1071 drivers/serial/serial_core.c, line 1073 drivers/usb/serial/io_edgeport.c, line 1702 drivers/usb/serial/mos7720.c, line 1418 drivers/usb/serial/mos7840.c, line 2182 include/linux/serial.h, line 193 net/irda/ircomm/ircomm_tty_ioctl.c, line 405