diff --git a/src/proto/ex_docmd.pro b/src/proto/ex_docmd.pro
index a6998cf..a171e97 100644
--- a/src/proto/ex_docmd.pro
+++ b/src/proto/ex_docmd.pro
@@ -23,6 +23,8 @@
 char_u *get_user_cmd_complete __ARGS((expand_T *xp, int idx));
 int parse_compl_arg __ARGS((char_u *value, int vallen, int *complp, long *argt, char_u **compl_arg));
 void not_exiting __ARGS((void));
+void tabpage_close __ARGS((int forceit));
+void tabpage_close_other __ARGS((tabpage_T *tp, int forceit));
 void handle_drop __ARGS((int filec, char_u **filev, int split));
 void alist_clear __ARGS((alist_T *al));
 void alist_init __ARGS((alist_T *al));
diff --git a/src/proto/window.pro b/src/proto/window.pro
index 0ff745a..ae6aa63 100644
--- a/src/proto/window.pro
+++ b/src/proto/window.pro
@@ -6,15 +6,18 @@
 int make_windows __ARGS((int count, int vertical));
 void win_move_after __ARGS((win_T *win1, win_T *win2));
 void win_equal __ARGS((win_T *next_curwin, int current, int dir));
-void close_windows __ARGS((buf_T *buf));
+void close_windows __ARGS((buf_T *buf, int keep_curwin));
 int last_window __ARGS((void));
 void win_close __ARGS((win_T *win, int free_buf));
+void win_close_othertab __ARGS((win_T *win, int free_buf, tabpage_T *tp));
 void win_free_all __ARGS((void));
 void close_others __ARGS((int message, int forceit));
 void win_init __ARGS((win_T *wp));
 int win_alloc_first __ARGS((void));
 void win_init_size __ARGS((void));
 int win_new_tabpage __ARGS((void));
+int valid_tabpage __ARGS((tabpage_T *tpc));
+tabpage_T *find_tabpage __ARGS((int n));
 void goto_tabpage __ARGS((int n));
 void win_goto __ARGS((win_T *wp));
 win_T *win_find_nr __ARGS((int winnr));