tests/openclosedisplay.c


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#include <X11/Xlib.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void) {
	Display *d;

	d = XOpenDisplay(NULL);
	if (d == NULL) {
		printf("Cannot open display\n");
		exit(1);
	}

	XCloseDisplay(d);
	printf("ok\n");
	return 0;
}