text: #ifndef _rangetree_h
  #define _rangetree_h
  
  #include "syn68k_private.h"
  #include "block.h"
  
  extern void range_tree_init (void);
  extern void range_tree_destroy (void);
  extern void range_tree_insert (Block *b);
  extern void range_tree_remove (Block *b);
  extern Block *range_tree_lookup (syn68k_addr_t h);
  extern Block *range_tree_find_first_at_or_after (syn68k_addr_t addr);
  extern Block *range_tree_first_to_intersect (syn68k_addr_t low,
  					     syn68k_addr_t high);
  #ifdef DEBUG
  extern BOOL range_tree_verify (void);
  extern void range_tree_dump (void);
  #endif
  
  #endif  /* Not _rangetree_h_ */
  