1 files changed, 6 insertions, 7 deletions

diff --git a/src/composite.h b/src/composite.h
index 6a7e0a5e2c7..68f5b27ee42 100644
--- a/src/composite.h
+++ b/src/composite.h
@@ -223,8 +223,8 @@ extern Lisp_Object Qcomposition;
 extern Lisp_Object composition_hash_table;
 extern ptrdiff_t get_composition_id (ptrdiff_t, ptrdiff_t, ptrdiff_t,
                                      Lisp_Object, Lisp_Object);
-extern int find_composition (ptrdiff_t, ptrdiff_t, ptrdiff_t *, ptrdiff_t *,
-                             Lisp_Object *, Lisp_Object);
+extern bool find_composition (ptrdiff_t, ptrdiff_t, ptrdiff_t *, ptrdiff_t *,
+                              Lisp_Object *, Lisp_Object);
 extern void update_compositions (ptrdiff_t, ptrdiff_t, int);
 extern void make_composition_value_copy (Lisp_Object);
 extern void compose_region (int, int, Lisp_Object, Lisp_Object,
@@ -310,17 +310,16 @@ struct font_metrics;
 
 extern Lisp_Object composition_gstring_put_cache (Lisp_Object, ptrdiff_t);
 extern Lisp_Object composition_gstring_from_id (ptrdiff_t);
-extern int composition_gstring_p (Lisp_Object);
+extern bool composition_gstring_p (Lisp_Object);
 extern int composition_gstring_width (Lisp_Object, ptrdiff_t, ptrdiff_t,
                                       struct font_metrics *);
 
 extern void composition_compute_stop_pos (struct composition_it *,
                                           ptrdiff_t, ptrdiff_t, ptrdiff_t,
                                           Lisp_Object);
-extern int composition_reseat_it (struct composition_it *,
-                                  ptrdiff_t, ptrdiff_t, ptrdiff_t,
-                                  struct window *, struct face *,
-                                  Lisp_Object);
+extern bool composition_reseat_it (struct composition_it *, ptrdiff_t,
+                                   ptrdiff_t, ptrdiff_t, struct window *,
+                                   struct face *, Lisp_Object);
 extern int composition_update_it (struct composition_it *,
                                   ptrdiff_t, ptrdiff_t, Lisp_Object);