updated for version 7.3.603
Problem: It is possible to add replace builtin functions by calling
extend() on g:.
Solution: Add a flag to a dict to indicate it is a scope. Check for
existing functions. (ZyX)
diff --git a/src/proto/eval.pro b/src/proto/eval.pro
index 2454f2a..63c140c 100644
--- a/src/proto/eval.pro
+++ b/src/proto/eval.pro
@@ -93,7 +93,7 @@
char_u *get_tv_string_chk __ARGS((typval_T *varp));
char_u *get_var_value __ARGS((char_u *name));
void new_script_vars __ARGS((scid_T id));
-void init_var_dict __ARGS((dict_T *dict, dictitem_T *dict_var));
+void init_var_dict __ARGS((dict_T *dict, dictitem_T *dict_var, int scope));
void vars_clear __ARGS((hashtab_T *ht));
void copy_tv __ARGS((typval_T *from, typval_T *to));
void ex_echo __ARGS((exarg_T *eap));