(xstricmp): Declaration updated.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/dispextern.h b/src/dispextern.h
index 52e3c5fe2fb..682bf0b8f3c 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -2295,7 +2295,7 @@ void unload_color P_ ((struct frame *, unsigned long));
 int frame_update_line_height P_ ((struct frame *));
 int ascii_face_of_lisp_face P_ ((struct frame *, int));
 void prepare_face_for_display P_ ((struct frame *, struct face *));
-int xstricmp P_ ((unsigned char *, unsigned char *));
+int xstricmp P_ ((const unsigned char *, const unsigned char *));
 int lookup_face P_ ((struct frame *, Lisp_Object *, int, struct face *));
 int lookup_named_face P_ ((struct frame *, Lisp_Object, int));
 int smaller_face P_ ((struct frame *, int, int));