#include <curses.h>
 #include <stdio.h>
+#include <termios.h>
+#include <unistd.h>
 #include <vis.h>

 int
 main(void)
 {
+	struct termios tp;
+	tcgetattr(STDIN_FILENO, &tp);
+	tp.c_iflag &= ~(IXANY | IXON | IXOFF);
+	tcsetattr(STDIN_FILENO, TCSANOW, &tp);
+
 	initscr();                  /* Init screen */
 	noecho();                   /* Don’t echo keypresses */