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-rw-r--r--src/dispextern.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/dispextern.h b/src/dispextern.h
index 30979d487ff..9843dfd1fcd 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -3326,9 +3326,10 @@ extern struct terminal *init_tty (const char *, const char *, int);
extern int scrolling_max_lines_saved (int, int, int *, int *, int *);
extern int scroll_cost (struct frame *, int, int, int);
-extern void do_line_insertion_deletion_costs (struct frame *, char *,
- char *, char *, char *,
- char *, char *, int);
+extern void do_line_insertion_deletion_costs (struct frame *, const char *,
+ const char *, const char *,
+ const char *, const char *,
+ const char *, int);
void scrolling_1 (struct frame *, int, int, int, int *, int *, int *,
int *, int);