#ifndef NTP_TTY_H
#define NTP_TTY_H
#if defined(HAVE_BSD_TTYS)
#include <sgtty.h>
#define TTY struct sgttyb
#endif
#if defined(HAVE_SYSV_TTYS)
#include <termio.h>
#define TTY struct termio
#ifndef tcsetattr
#define tcsetattr(fd, cmd, arg) ioctl(fd, cmd, arg)
#endif
#ifndef TCSANOW
#define TCSANOW TCSETA
#endif
#ifndef TCIFLUSH
#define TCIFLUSH 0
#endif
#ifndef TCOFLUSH
#define TCOFLUSH 1
#endif
#ifndef TCIOFLUSH
#define TCIOFLUSH 2
#endif
#ifndef tcflush
#define tcflush(fd, arg) ioctl(fd, TCFLSH, arg)
#endif
#endif
#if defined(HAVE_TERMIOS)
# ifdef TERMIOS_NEEDS__SVID3
# define _SVID3
# endif
# include <termios.h>
# ifdef TERMIOS_NEEDS__SVID3
# undef _SVID3
# endif
#define TTY struct termios
#endif
#if defined(HAVE_SYS_MODEM_H)
#include <sys/modem.h>
#endif
#if !defined(SYSV_TTYS) && !defined(STREAM) & !defined(BSD_TTYS)
#define BSD_TTYS
#endif
#define LDISC_STD 0x0
#define LDISC_CLK 0x1
#define LDISC_CLKPPS 0x2
#define LDISC_ACTS 0x4
#define LDISC_CHU 0x8
#define LDISC_PPS 0x10
#define LDISC_RAW 0x20
#endif