diff --git a/src/proto/textprop.pro b/src/proto/textprop.pro
index 30a846e..8a4a22f 100644
--- a/src/proto/textprop.pro
+++ b/src/proto/textprop.pro
@@ -3,6 +3,7 @@
 void f_prop_add(typval_T *argvars, typval_T *rettv);
 void prop_add_common(linenr_T start_lnum, colnr_T start_col, dict_T *dict, buf_T *default_buf, typval_T *dict_arg);
 int get_text_props(buf_T *buf, linenr_T lnum, char_u **props, int will_change);
+int count_props(linenr_T lnum, int only_starting);
 int find_visible_prop(win_T *wp, int type_id, int id, textprop_T *prop, linenr_T *found_lnum);
 proptype_T *text_prop_type_by_id(buf_T *buf, int id);
 void f_prop_clear(typval_T *argvars, typval_T *rettv);
@@ -18,6 +19,5 @@
 void clear_buf_prop_types(buf_T *buf);
 int adjust_prop_columns(linenr_T lnum, colnr_T col, int bytes_added, int flags);
 void adjust_props_for_split(linenr_T lnum_props, linenr_T lnum_top, int kept, int deleted);
-void adjust_props_for_join(linenr_T lnum, textprop_T **prop_line, int *prop_length, long col, int removed);
-void join_prop_lines(linenr_T lnum, char_u *newp, textprop_T **prop_lines, int *prop_lengths, int count);
+void prepend_joined_props(char_u *new_props, int propcount, int *props_remaining, linenr_T lnum, int add_all, long col, int removed);
 /* vim: set ft=c : */