1 /*- 2 * %sccs.include.proprietary.c% 3 * 4 * @(#)2.def.h 8.1 (Berkeley) 06/06/93 5 */ 6 7 extern int accessnum; /* number of nodes accessible from START */ 8 extern VERT *after; /* node numbers associated with after numbers of depth first search */ 9 extern int *ntobef; /* before numbers associated with nodes */ 10 extern int *ntoaft; /* after numbers associated with nodes */ 11