#include <X11/X.h>
#include <X11/Xlib.h>
#include <X11/extensions/xf86vmode.h>
#include <X11/extensions/xf86dga.h>

int errorhandler(Display *dpy, XErrorEvent *ev) {
	printf("got error\n");
	return;
}

int main() {
	Display *display = XOpenDisplay(NULL);


	XSetErrorHandler(errorhandler);

	XF86DGADirectVideo(display, DefaultScreen(display), 0);
	XF86VidModeLockModeSwitch(display, DefaultScreen(display), 0);
	XUngrabPointer(display, CurrentTime);
	XUngrabKeyboard(display, CurrentTime);
	XSync(display, False);

	XCloseDisplay(display);
	
	return 0;
}