ufs_new_inode
inode = ufs_new_inode(dir, S_IFLNK | S_IRWXUGO);
inode = ufs_new_inode(dir, S_IFDIR|mode);
inode = ufs_new_inode(dir, mode);
inode = ufs_new_inode(dir, mode);
extern struct inode * ufs_new_inode (struct inode *, umode_t);