571     unsigned older = 0, newer = 0;  in show_tty_change()  local
582     newer = new_settings->c_cc[which];  in show_tty_change()
585     if (older == newer && older == def)  in show_tty_change()
588     (void) fprintf(stderr, "%s %s ", name, older == newer ? "is" : "set to");  in show_tty_change()
590     if (DISABLED(newer)) {  in show_tty_change()
596     } else if (newer == 0177) {  in show_tty_change()
599 	       && newer == (unsigned char) p[0]  in show_tty_change()
602     } else if (newer < 040) {  in show_tty_change()
603 	newer ^= 0100;  in show_tty_change()
604 	(void) fprintf(stderr, "control-%c (^%c).\n", UChar(newer), UChar(newer));  in show_tty_change()
606 	(void) fprintf(stderr, "%c.\n", UChar(newer));  in show_tty_change()