2.def.h

<B>Digital的Unix操作系统VAX 4.2源码</B>

/*	2.def.h	4.2	83/08/11	*/

extern int accessnum;		/* number of nodes accessible from START */
extern VERT *after;		/* node numbers associated with after numbers of depth first search */
extern int *ntobef;		/* before numbers associated with nodes */
extern int *ntoaft;		/* after numbers associated with nodes */