Someone

#include <stdio.h>
#include <gtk/gtk.h>

int main(int argc,
        char *argv[] )
{
        GtkWidget *window;
        gtk_init (&argc, &argv);
        window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
        gtk_widget_show (window);
        gtk_main();
        return 0;


}