BBUF_INIT        5360 regcomp.c          r = BBUF_INIT(reg, init_size);
BBUF_INIT         116 regparse.c       r = BBUF_INIT(to, from->alloc);
BBUF_INIT        1682 regparse.c       r = BBUF_INIT(*pbuf, INIT_MULTI_BYTE_RANGE_SIZE);