struct fibnode *right;
fibheapkey_t key;
void *data;
-#ifdef __GNUC__
+#if defined (__GNUC__) && (!defined (SIZEOF_INT) || SIZEOF_INT < 4)
__extension__ unsigned long int degree : 31;
__extension__ unsigned long int mark : 1;
#else
#endif
} *fibnode_t;
-extern fibheap_t fibheap_new PARAMS ((void));
-extern fibnode_t fibheap_insert PARAMS ((fibheap_t, fibheapkey_t, void *));
-extern int fibheap_empty PARAMS ((fibheap_t));
-extern fibheapkey_t fibheap_min_key PARAMS ((fibheap_t));
-extern fibheapkey_t fibheap_replace_key PARAMS ((fibheap_t, fibnode_t,
- fibheapkey_t));
-extern void *fibheap_replace_key_data PARAMS ((fibheap_t, fibnode_t,
- fibheapkey_t, void *));
-extern void *fibheap_extract_min PARAMS ((fibheap_t));
-extern void *fibheap_min PARAMS ((fibheap_t));
-extern void *fibheap_replace_data PARAMS ((fibheap_t, fibnode_t, void *));
-extern void *fibheap_delete_node PARAMS ((fibheap_t, fibnode_t));
-extern void fibheap_delete PARAMS ((fibheap_t));
-extern fibheap_t fibheap_union PARAMS ((fibheap_t, fibheap_t));
+extern fibheap_t fibheap_new (void);
+extern fibnode_t fibheap_insert (fibheap_t, fibheapkey_t, void *);
+extern int fibheap_empty (fibheap_t);
+extern fibheapkey_t fibheap_min_key (fibheap_t);
+extern fibheapkey_t fibheap_replace_key (fibheap_t, fibnode_t,
+ fibheapkey_t);
+extern void *fibheap_replace_key_data (fibheap_t, fibnode_t,
+ fibheapkey_t, void *);
+extern void *fibheap_extract_min (fibheap_t);
+extern void *fibheap_min (fibheap_t);
+extern void *fibheap_replace_data (fibheap_t, fibnode_t, void *);
+extern void *fibheap_delete_node (fibheap_t, fibnode_t);
+extern void fibheap_delete (fibheap_t);
+extern fibheap_t fibheap_union (fibheap_t, fibheap_t);
#endif /* _FIBHEAP_H_ */