#include <X11/X.h>
#include <X11/Xlib.h>

main(argc, argv)
     int argc;
     char **argv;
{
  Display *dpy;
  Window win;

  dpy = XOpenDisplay(0);
  win = RootWindow(dpy, DefaultScreen(dpy));
  XWarpPointer(dpy, None, win, 0,0,0,0,0,0);
  XFlush(dpy);
  XCloseDisplay(dpy);
  exit(0);
}