VBLOCK_BYTES_MAX 3033 src/alloc.c      eassume (VBLOCK_BYTES_MIN <= nbytes && nbytes <= VBLOCK_BYTES_MAX);
VBLOCK_BYTES_MAX 3123 src/alloc.c    		<= VBLOCK_BYTES_MAX), \
VBLOCK_BYTES_MAX 3338 src/alloc.c      if (nbytes <= VBLOCK_BYTES_MAX)