-impl_val *psi_let_void(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_boolval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_intval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_floatval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_strval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_pathval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_strlen(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_objval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_zval(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
-impl_val *psi_let_count(impl_val *tmp, struct psi_decl_type *spec, token_t impl_type, impl_val *ival, zval *zvalue, void **to_free);
+impl_val *psi_let_void(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_boolval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_intval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_floatval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_strval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_pathval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_strlen(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_objval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_zval(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ivalue, zval *zvalue, void **to_free);
+impl_val *psi_let_count(impl_val *tmp, struct psi_decl_arg *spec, token_t impl_type, impl_val *ival, zval *zvalue, void **to_free);