BBUF_INIT        5722 regcomp.c          r = BBUF_INIT(reg, init_size);
BBUF_INIT         125 regparse.c       r = BBUF_INIT(to, from->alloc);
BBUF_INIT        1773 regparse.c       r = BBUF_INIT(*pbuf, INIT_MULTI_BYTE_RANGE_SIZE);