+uint32_t
+display_get_serial(struct display *display);
+
+typedef void (*display_global_handler_t)(struct display *display,
+ uint32_t name,
+ const char *interface,
+ uint32_t version, void *data);
+
+void
+display_set_global_handler(struct display *display,
+ display_global_handler_t handler);
+void *
+display_bind(struct display *display, uint32_t name,
+ const struct wl_interface *interface, uint32_t version);
+