set_mouse_speed - Sets the mouse speed. Allegro game programming
library.
#include <allegro.h>
void set_mouse_speed(int xspeed, int yspeed);
Sets the mouse speed. Larger values of xspeed and yspeed represent
slower mouse movement: the default for both is 2.
install_mouse(3alleg), set_mouse_range(3alleg), position_mouse(3alleg)