+#include <xcb/xcb.h>
+#include <xcb/xcb_event.h>
+
+void handle_event(xcb_generic_event_t *);
+void map_request(xcb_generic_event_t *);
+void destroy_notify(xcb_generic_event_t *);
+void unmap_notify(xcb_generic_event_t *);
+void configure_request(xcb_generic_event_t *);
+void client_message(xcb_generic_event_t *);
+void property_notify(xcb_generic_event_t *);
+void button_press(xcb_generic_event_t *);
+void motion_notify(xcb_generic_event_t *);
+void button_release(xcb_generic_event_t *);
+void handle_state(node_t *, xcb_atom_t, unsigned int);