balloc            390 kernel/fs.c          addr = balloc(ip->dev);
balloc            402 kernel/fs.c          addr = balloc(ip->dev);
balloc            410 kernel/fs.c          addr = balloc(ip->dev);
balloc             36 mkfs/mkfs.c    void balloc(int);
balloc            170 mkfs/mkfs.c      balloc(freeblock);