1 files changed, 1 insertions, 0 deletions

diff --git a/src/charset.h b/src/charset.h
index 710291a77fc..a207cfba35a 100644
--- a/src/charset.h
+++ b/src/charset.h
@@ -817,6 +817,7 @@ extern int find_charset_in_str P_ ((unsigned char *, int, int *,
                                     Lisp_Object, int));
 extern int strwidth P_ ((unsigned char *, int));
 extern int char_bytes P_ ((int));
+extern int char_valid_p P_ ((int, int));
 
 extern Lisp_Object Vtranslation_table_vector;