diff --git a/src/proto/eval.pro b/src/proto/eval.pro
index 16ba95b..c66e331 100644
--- a/src/proto/eval.pro
+++ b/src/proto/eval.pro
@@ -9,6 +9,7 @@
 int eval_expr_to_bool(typval_T *expr, int *error);
 char_u *eval_to_string_skip(char_u *arg, exarg_T *eap, int skip);
 int skip_expr(char_u **pp);
+int skip_expr_concatenate(char_u **start, char_u **end, evalarg_T *evalarg);
 char_u *eval_to_string(char_u *arg, int convert);
 char_u *eval_to_string_safe(char_u *arg, int use_sandbox);
 varnumber_T eval_to_number(char_u *expr);
@@ -53,7 +54,7 @@
 char_u *find_name_end(char_u *arg, char_u **expr_start, char_u **expr_end, int flags);
 int eval_isnamec(int c);
 int eval_isnamec1(int c);
-int handle_subscript(char_u **arg, typval_T *rettv, int flags, int verbose);
+int handle_subscript(char_u **arg, typval_T *rettv, evalarg_T *evalarg, int verbose);
 int item_copy(typval_T *from, typval_T *to, int deep, int copyID);
 void echo_one(typval_T *rettv, int with_space, int *atstart, int *needclr);
 void ex_echo(exarg_T *eap);
diff --git a/src/proto/userfunc.pro b/src/proto/userfunc.pro
index 340ef57..f69f77d 100644
--- a/src/proto/userfunc.pro
+++ b/src/proto/userfunc.pro
@@ -3,8 +3,8 @@
 hashtab_T *func_tbl_get(void);
 int get_function_args(char_u **argp, char_u endchar, garray_T *newargs, garray_T *argtypes, int *varargs, garray_T *default_args, int skip, exarg_T *eap, char_u **line_to_free);
 char_u *get_lambda_name(void);
-int get_lambda_tv(char_u **arg, typval_T *rettv, int evaluate);
-char_u *register_cfunc(cfunc_T cb, cfunc_free_T free_cb, void *state);
+char_u *register_cfunc(cfunc_T cb, cfunc_free_T cb_free, void *state);
+int get_lambda_tv(char_u **arg, typval_T *rettv, evalarg_T *evalarg);
 char_u *deref_func_name(char_u *name, int *lenp, partial_T **partialp, int no_autoload);
 void emsg_funcname(char *ermsg, char_u *name);
 int get_func_tv(char_u *name, int len, typval_T *rettv, char_u **arg, funcexe_T *funcexe);