extern void Display_ClearLine(tTerminal *Term, int Dir); // 0: All, 1: Forward, -1: Reverse
extern void Display_ClearLines(tTerminal *Term, int Dir); // 0: All, 1: Forward, -1: Reverse
extern void Display_ClearLine(tTerminal *Term, int Dir); // 0: All, 1: Forward, -1: Reverse
extern void Display_ClearLines(tTerminal *Term, int Dir); // 0: All, 1: Forward, -1: Reverse