ufs_fbiwrite
(void) ufs_fbiwrite(fbp, ip, nb, fs->fs_fsize);
(void) ufs_fbiwrite(fbp, ip, nb, fs->fs_fsize);
(void) ufs_fbiwrite(fbp, ip, nb,
extern int ufs_fbiwrite(struct fbuf *, struct inode *, daddr_t, long);