#ifndef VTR_LIST_H #define VTR_LIST_H namespace vtr { /* Linked lists of void pointers and integers, respectively. */ struct t_linked_vptr { void* data_vptr; struct t_linked_vptr* next; }; t_linked_vptr* insert_in_vptr_list(t_linked_vptr* head, void* vptr_to_add); t_linked_vptr* delete_in_vptr_list(t_linked_vptr* head); } // namespace vtr #endif