0 TTY_OP_END Indicates end of options. [RFC4250] 1 VINTR Interrupt character; 255 if none. Similarly for the other characters. Not all of these characters are supported on all systems. [RFC4254] Section 8 2 VQUIT The quit character (sends SIGQUIT signal on POSIX systems). [RFC4254] Section 8 3 VERASE Erase the character to left of the cursor. [RFC4254] Section 8 4 VKILL Kill the current input line. [RFC4254] Section 8 5 VEOF End-of-file character (sends EOF from the terminal). [RFC4254] Section 8 6 VEOL End-of-line character in addition to carriage return and/or linefeed. [RFC4254] Section 8 7 VEOL2 Additional end-of-line character. [RFC4254] Section 8 8 VSTART Continues paused output (normally control-Q). [RFC4254] Section 8 9 VSTOP Pauses output (normally control-S). [RFC4254] Section 8 10 VSUSP Suspends the current program. [RFC4254] Section 8 11 VDSUSP Another suspend character. [RFC4254] Section 8 12 VREPRINT Reprints the current input line. [RFC4254] Section 8 13 VWERASE Erases a word left of cursor. [RFC4254] Section 8 14 VLNEXT Enter the next character typed literally, even if it is a special character [RFC4254] Section 8 15 VFLUSH Character to flush output. [RFC4254] Section 8 16 VSWTCH Switch to a different shell layer. [RFC4254] Section 8 17 VSTATUS Prints system status line (load, command, pid, etc). [RFC4254] Section 8 18 VDISCARD Toggles the flushing of terminal output. [RFC4254] Section 8 19-29 Unassigned 30 IGNPAR The ignore parity flag. The parameter SHOULD be 0 if this flag is FALSE, and 1 if it is TRUE. [RFC4254] Section 8 31 PARMRK Mark parity and framing errors. [RFC4254] Section 8 32 INPCK Enable checking of parity errors. [RFC4254] Section 8 33 ISTRIP Strip 8th bit off characters. [RFC4254] Section 8 34 INLCR Map NL into CR on input. [RFC4254] Section 8 35 IGNCR Ignore CR on input. [RFC4254] Section 8 36 ICRNL Map CR to NL on input. [RFC4254] Section 8 37 IUCLC Translate uppercase characters to lowercase. [RFC4254] Section 8 38 IXON Enable output flow control. [RFC4254] Section 8 39 IXANY Any char will restart after stop. [RFC4254] Section 8 40 IXOFF Enable input flow control. [RFC4254] Section 8 41 IMAXBEL Ring bell on input queue full. [RFC4254] Section 8 42 IUTF8 Terminal input and output is assumed to be encoded in UTF-8. [RFC8160] 43-49 Unassigned 50 ISIG Enable signals INTR, QUIT, [D]SUSP. [RFC4254] Section 8 51 ICANON Canonicalize input lines. [RFC4254] Section 8 52 XCASE Enable input and output of uppercase characters by preceding their lowercase equivalents with "\". [RFC4254] Section 8 53 ECHO Enable echoing. [RFC4254] Section 8 54 ECHOE Visually erase chars. [RFC4254] Section 8 55 ECHOK Kill character discards current line. [RFC4254] Section 8 56 ECHONL Echo NL even if ECHO is off. [RFC4254] Section 8 57 NOFLSH Don't flush after interrupt. [RFC4254] Section 8 58 TOSTOP Stop background jobs from output. [RFC4254] Section 8 59 IEXTEN Enable extensions. [RFC4254] Section 8 60 ECHOCTL Echo control characters as ^(Char). [RFC4254] Section 8 61 ECHOKE Visual erase for line kill. [RFC4254] Section 8 62 PENDIN Retype pending input. [RFC4254] Section 8 63-69 Unassigned 70 OPOST Enable output processing. [RFC4254] Section 8 71 OLCUC Convert lowercase to uppercase. [RFC4254] Section 8 72 ONLCR Map NL to CR-NL. [RFC4254] Section 8 73 OCRNL Translate carriage return to newline (output). [RFC4254] Section 8 74 ONOCR Translate newline to carriage return-newline (output). [RFC4254] Section 8 75 ONLRET Newline performs a carriage return (output). [RFC4254] Section 8 76-89 Unassigned 90 CS7 7 bit mode. [RFC4254] Section 8 91 CS8 8 bit mode. [RFC4254] Section 8 92 PARENB Parity enable. [RFC4254] Section 8 93 PARODD Odd parity, else even. [RFC4254] Section 8 94-127 Unassigned 128 TTY_OP_ISPEED Specifies the input baud rate in bits per second. [RFC4254] Section 8 129 TTY_OP_OSPEED Specifies the output baud rate in bits per second. [RFC4254] Section 8 130-255 Unassigned