INTEGER del_objname()
This function deletes an objname associated with the current object. When an objname is deleted the object may only be referenced with it's objnum (for more information on objnames and objnums read Referencing Objects). If the current object does not have an objname, the error ~namenf is thrown.
ancestors() | children() | chparents() | create() | data() | del_objname() | destroy() | has_ancestor() | lookup() | objname() | objnum() | parents() | set_objname()