balloc 380 fs.c ip->addrs[bn] = addr = balloc(ip->dev); balloc 388 fs.c ip->addrs[NDIRECT] = addr = balloc(ip->dev); balloc 392 fs.c a[bn] = addr = balloc(ip->dev); balloc 36 mkfs.c void balloc(int); balloc 165 mkfs.c balloc(freeblock);