text: #ifndef _LIBSAPLING_QUEUE_H_
  #define _LIBSAPLING_QUEUE_H_
  
  /**
   * @file queue.h
   * @brief Queue implementation
   * @see graph.h
   */
  
  #include "libsapling/dm/graph.h"
  #include "libsapling/dm/typed/typed_queue.h"
  
  void *queue__access(node_t *ref);
  void queue__insert(node_t *ref, void *info);
  void queue__delete(node_t *ref);
  
  #endif
  