BBUF_INIT        5153 mbstring/oniguruma/regcomp.c     r = BBUF_INIT(reg, init_size);
BBUF_INIT         116 mbstring/oniguruma/regparse.c   r = BBUF_INIT(to, from->alloc);
BBUF_INIT        1655 mbstring/oniguruma/regparse.c   r = BBUF_INIT(*pbuf, INIT_MULTI_BYTE_RANGE_SIZE);