202 		return BLOCK_NIL;  in NFTL_findfreeblock()
224 			return BLOCK_NIL;  in NFTL_findfreeblock()
228 	return BLOCK_NIL;  in NFTL_findfreeblock()
250 	if (thisEUN == BLOCK_NIL) {  in NFTL_foldchain()
253 		return BLOCK_NIL;  in NFTL_foldchain()
260 	targetEUN = BLOCK_NIL;  in NFTL_foldchain()
300 					BlockMap[block] = BLOCK_NIL;  in NFTL_foldchain()
319 			return BLOCK_NIL;  in NFTL_foldchain()
335 			    BlockMap[block] != BLOCK_NIL &&  in NFTL_foldchain()
364 		if (targetEUN == BLOCK_NIL) {  in NFTL_foldchain()
373 			return BLOCK_NIL;  in NFTL_foldchain()
403 		if (BlockMap[block] == BLOCK_NIL)  in NFTL_foldchain()
429 	oob.u.a.ReplUnitNum = oob.u.a.SpareReplUnitNum = BLOCK_NIL;  in NFTL_foldchain()
464 	nftl->ReplUnitTable[targetEUN] = BLOCK_NIL;  in NFTL_foldchain()
513 		return BLOCK_NIL;  in NFTL_makefreeblock()
541 		lastEUN = BLOCK_NIL;  in NFTL_findwriteunit()
576 				return BLOCK_NIL;  in NFTL_findwriteunit()
589 		if (writeEUN == BLOCK_NIL) {  in NFTL_findwriteunit()
599 			writeEUN = NFTL_makefreeblock(nftl, BLOCK_NIL);  in NFTL_findwriteunit()
601 			if (writeEUN == BLOCK_NIL) {  in NFTL_findwriteunit()
611 			if (writeEUN == BLOCK_NIL) {  in NFTL_findwriteunit()
619 				return BLOCK_NIL;  in NFTL_findwriteunit()
627 		if (lastEUN != BLOCK_NIL) {  in NFTL_findwriteunit()
636 		nftl->ReplUnitTable[writeEUN] = BLOCK_NIL;  in NFTL_findwriteunit()
650 		if (lastEUN != BLOCK_NIL) {  in NFTL_findwriteunit()
670 	return BLOCK_NIL;  in NFTL_findwriteunit()
684 	if (writeEUN == BLOCK_NIL) {  in nftl_writeblock()
713 	lastgoodEUN = BLOCK_NIL;  in nftl_readblock()
715 	if (thisEUN != BLOCK_NIL) {  in nftl_readblock()
729 				lastgoodEUN = BLOCK_NIL;  in nftl_readblock()
752 	if (lastgoodEUN == BLOCK_NIL) {  in nftl_readblock()