HI_THRESHOLD     6019 src/alloc.c      consing_until_gc = consing - (HI_THRESHOLD - consing_until_gc);
HI_THRESHOLD     6029 src/alloc.c      consing_until_gc = HI_THRESHOLD;
HI_THRESHOLD     6350 src/alloc.c    	      if (tot < HI_THRESHOLD)
HI_THRESHOLD     6353 src/alloc.c    		return HI_THRESHOLD;
HI_THRESHOLD     6356 src/alloc.c          return min (threshold, HI_THRESHOLD);
HI_THRESHOLD     6442 src/alloc.c      consing_until_gc = HI_THRESHOLD;