diff --git a/include/extra/list.h b/include/extra/list.h
index d62b3eb..68f1168 100644
--- a/include/extra/list.h
+++ b/include/extra/list.h
@@ -11,13 +11,13 @@
 #define list_pop_by_index(x, s, index) libcdsb_list_get(x, s, index, 1)
 #define list_remove_by_index(s, index) libcdsb_list_get(0, s, index, 1)
 
-extern ssize_t libcdsb_list_find  (vtype_value* x, vtype_list* s, const void* value, vtype type, _Bool reverse, _Bool cut);
-extern _Bool   libcdsb_list_update(vtype_list*  x, ssize_t index, const void* value, vtype type, int ins_direction);
+extern ssize_t libcdsb_list_find  (vtype_value* x, vtype_list* s, const void* value, vtype type, _Bool reverse, _Bool cut) LIBCDSB_nt__ LIBCDSB_nn2__;
+extern _Bool   libcdsb_list_update(vtype_list*  x, ssize_t index, const void* value, vtype type, int ins_direction) LIBCDSB_nt__ LIBCDSB_nn1__;
 
-extern size_t  libcdsb_list_count(const vtype_list* s, const void* value, vtype type);
+extern size_t  libcdsb_list_count(const vtype_list* s, const void* value, vtype type) LIBCDSB_nt__ LIBCDSB_nn1__;
 
-extern ssize_t libcdsb_list_get(vtype_value* x, vtype_list* s, ssize_t index, _Bool cut);
+extern ssize_t libcdsb_list_get(vtype_value* x, vtype_list* s, ssize_t index, _Bool cut) LIBCDSB_nt__ LIBCDSB_nn2__;
 
-extern int list_foreach(const vtype_list* x, int (*callback)(void* value, ssize_t index, vtype type));
+extern int list_foreach(const vtype_list* x, int (*callback)(void* value, ssize_t index, vtype type)) LIBCDSB_nt__ LIBCDSB_nn12__;
 
 #endif /* LIBCDSB_EXTRA_LIST_H */