| 1 | #include <termios.h> |
| 2 | #include <sys/ioctl.h> |
| 3 | #include <errno.h> |
| 4 | |
| 5 | int tcsetattr(int fd, int act, const struct termios *tio) |
| 6 | { |
| 7 | 	if (act < 0 || act > 2) { |
| 8 | 		errno = EINVAL; |
| 9 | 		return -1; |
| 10 | 	} |
| 11 | 	return ioctl(fd, TCSETS+act, tio); |
| 12 | } |