/* Return a pointer to the face with ID on frame F, or null if such a
face doesn't exist. */
-#define FACE_OPT_FROM_ID(F, ID) \
+#define FACE_FROM_ID_OR_NULL(F, ID) \
(UNSIGNED_CMP (ID, <, FRAME_FACE_CACHE (F)->used) \
? FRAME_FACE_CACHE (F)->faces_by_id[ID] \
: NULL)
void x_implicitly_set_name (struct frame *, Lisp_Object, Lisp_Object);
void x_change_tool_bar_height (struct frame *f, int);
-extern Lisp_Object tip_frame;
-extern Window tip_window;
extern frame_parm_handler x_frame_parm_handlers[];
extern void start_hourglass (void);