mapacct_ufs1
return (mapacct_ufs1(vp, oldblkp, lastblkp, fs, lblkno, exptype));
static int mapacct_ufs1(struct vnode *, ufs1_daddr_t *, ufs1_daddr_t *,
error = expunge_ufs1(vp, ip, copy_fs, mapacct_ufs1,