diff --git a/src/proto/vim9compile.pro b/src/proto/vim9compile.pro
index 5910c67..33290d0 100644
--- a/src/proto/vim9compile.pro
+++ b/src/proto/vim9compile.pro
@@ -1,26 +1,30 @@
 /* vim9compile.c */
+int lookup_local(char_u *name, size_t len, lvar_T *lvar, cctx_T *cctx);
+int arg_exists(char_u *name, size_t len, int *idxp, type_T **type, int *gen_load_outer, cctx_T *cctx);
+int script_is_vim9(void);
+int script_var_exists(char_u *name, size_t len, cctx_T *cctx);
 int check_defined(char_u *p, size_t len, cctx_T *cctx, int is_arg);
-int check_compare_types(exprtype_T type, typval_T *tv1, typval_T *tv2);
 int need_type(type_T *actual, type_T *expected, int offset, int arg_idx, cctx_T *cctx, int silent, int actual_is_const);
-int func_needs_compiling(ufunc_T *ufunc, compiletype_T compile_type);
+lvar_T *reserve_local(cctx_T *cctx, char_u *name, size_t len, int isConst, type_T *type);
 int get_script_item_idx(int sid, char_u *name, int check_writable, cctx_T *cctx);
 imported_T *find_imported(char_u *name, size_t len, cctx_T *cctx);
 imported_T *find_imported_in_script(char_u *name, size_t len, int sid);
+char_u *may_peek_next_line(cctx_T *cctx, char_u *arg, char_u **nextp);
 char_u *peek_next_line_from_context(cctx_T *cctx);
 char_u *next_line_from_context(cctx_T *cctx, int skip_comment);
-char_u *to_name_end(char_u *arg, int use_namespace);
-char_u *to_name_const_end(char_u *arg);
-int get_lambda_tv_and_compile(char_u **arg, typval_T *rettv, int types_optional, evalarg_T *evalarg);
-exprtype_T get_compare_type(char_u *p, int *len, int *type_is);
-void error_white_both(char_u *op, int len);
+int may_get_next_line(char_u *whitep, char_u **arg, cctx_T *cctx);
+int may_get_next_line_error(char_u *whitep, char_u **arg, cctx_T *cctx);
 void fill_exarg_from_cctx(exarg_T *eap, cctx_T *cctx);
+int func_needs_compiling(ufunc_T *ufunc, compiletype_T compile_type);
 int assignment_len(char_u *p, int *heredoc);
 void vim9_declare_error(char_u *name);
-int check_vim9_unlet(char_u *name);
-int check_global_and_subst(char_u *cmd, char_u *arg);
+int get_var_dest(char_u *name, assign_dest_T *dest, int cmdidx, int *option_scope, int *vimvaridx, type_T **type, cctx_T *cctx);
+int compile_lhs(char_u *var_start, lhs_T *lhs, int cmdidx, int heredoc, int oplen, cctx_T *cctx);
+int compile_assign_lhs(char_u *var_start, lhs_T *lhs, int cmdidx, int is_decl, int heredoc, int oplen, cctx_T *cctx);
+int compile_load_lhs_with_index(lhs_T *lhs, char_u *var_start, cctx_T *cctx);
+int compile_assign_unlet(char_u *var_start, lhs_T *lhs, int is_assign, type_T *rhs_type, cctx_T *cctx);
 int compile_def_function(ufunc_T *ufunc, int check_return_type, compiletype_T compile_type, cctx_T *outer_cctx);
 void set_function_type(ufunc_T *ufunc);
-void delete_instr(isn_T *isn);
 void unlink_def_function(ufunc_T *ufunc);
 void link_def_function(ufunc_T *ufunc);
 void free_def_functions(void);