updated for version 7.0093
diff --git a/src/proto/buffer.pro b/src/proto/buffer.pro
index 835d2ce..1061e36 100644
--- a/src/proto/buffer.pro
+++ b/src/proto/buffer.pro
@@ -39,6 +39,7 @@
void col_print __ARGS((char_u *buf, int col, int vcol));
void maketitle __ARGS((void));
void resettitle __ARGS((void));
+void free_titles __ARGS((void));
int build_stl_str_hl __ARGS((win_T *wp, char_u *out, size_t outlen, char_u *fmt, int fillchar, int maxwidth, struct stl_hlrec *hl));
void get_rel_pos __ARGS((win_T *wp, char_u *str));
int append_arg_number __ARGS((win_T *wp, char_u *buf, int add_file, int maxlen));