RETAIN             51 gc/backgraph.c #	define RETAIN 1	/* Directly points to a reachable object;	*/
RETAIN            285 gc/backgraph.c       if (!(be -> flags & RETAIN)) {
RETAIN            305 gc/backgraph.c 	  be -> flags &= ~RETAIN;
RETAIN            430 gc/backgraph.c 	be -> flags |= RETAIN;