24 extern CDict
*cdict_alloc(int n
);
25 extern int cdict_free(CDict
*d
);
26 extern int cdict_qsort_cmp(const void *void_a
,const void *void_b
);
27 extern CDictEntry
*cdict_getitem(CDict
*d
,int k
);
28 extern CGraph
*cgraph_alloc(int n
);
29 extern int cgraph_free(CGraph
*d
);
30 extern CGraphEntry
*cgraph_getitem(CGraph
*d
,int k
);
31 extern int *calloc_int(int n
);