108 	struct termios	ntty;  in set_tty()  local
110 	ntty = otty;  in set_tty()
111 	ntty.c_lflag &= ~ICANON;	/* disable canonical operation */  in set_tty()
112 	ntty.c_lflag &= ~ECHO;  in set_tty()
114 	ntty.c_lflag &= ~FLUSHO;  in set_tty()
117 	ntty.c_lflag &= ~PENDIN;  in set_tty()
120 	ntty.c_lflag &= ~IEXTEN;  in set_tty()
122 	ntty.c_cc[VMIN] = 1;		/* minimum of one character */  in set_tty()
123 	ntty.c_cc[VTIME] = 0;		/* timeout value */  in set_tty()
125 	ntty.c_cc[VINTR] = 07;		/* ^G */  in set_tty()
126 	ntty.c_cc[VQUIT] = 07;		/* ^G */  in set_tty()
127 	tcsetattr(std_in, TCSANOW, &ntty);  in set_tty()