Index: head/sys/fs/ext2fs/ext2_acl.c
===================================================================
--- head/sys/fs/ext2fs/ext2_acl.c
+++ head/sys/fs/ext2fs/ext2_acl.c
@@ -49,6 +49,8 @@
 #include <fs/ext2fs/ext2_dinode.h>
 #include <fs/ext2fs/ext2_mount.h>
 
+#ifdef UFS_ACL
+
 void
 ext2_sync_acl_from_inode(struct inode *ip, struct acl *acl)
 {
@@ -522,3 +524,5 @@
 
 	return (acl_posix1e_check(ap->a_aclp));
 }
+
+#endif /* UFS_ACL */
Index: head/sys/fs/ext2fs/ext2_vnops.c
===================================================================
--- head/sys/fs/ext2fs/ext2_vnops.c
+++ head/sys/fs/ext2fs/ext2_vnops.c
@@ -164,9 +164,11 @@
 	.vop_getextattr =	ext2_getextattr,
 	.vop_listextattr =	ext2_listextattr,
 	.vop_setextattr =	ext2_setextattr,
+#ifdef UFS_ACL
 	.vop_getacl =		ext2_getacl,
 	.vop_setacl =		ext2_setacl,
 	.vop_aclcheck =		ext2_aclcheck,
+#endif /* UFS_ACL */
 	.vop_vptofh =		ext2_vptofh,
 };
 
@@ -1087,6 +1089,7 @@
 	return (error);
 }
 
+#ifdef UFS_ACL
 static int
 ext2_do_posix1e_acl_inheritance_dir(struct vnode *dvp, struct vnode *tvp,
     mode_t dmode, struct ucred *cred, struct thread *td)
@@ -1231,6 +1234,8 @@
 	return (error);
 }
 
+#endif /* UFS_ACL */
+
 /*
  * Mkdir system call
  */
@@ -1340,6 +1345,7 @@
 		ip->i_flag |= IN_CHANGE;
 	}
 
+#ifdef UFS_ACL
 	if (dvp->v_mount->mnt_flag & MNT_ACLS) {
 		error = ext2_do_posix1e_acl_inheritance_dir(dvp, tvp, dmode,
 		    cnp->cn_cred, cnp->cn_thread);
@@ -1347,6 +1353,8 @@
 			goto bad;
 	}
 
+#endif /* UFS_ACL */
+
 	/* Directory set up, now install its entry in the parent directory. */
 	error = ext2_direnter(ip, dvp, cnp);
 	if (error) {
@@ -1601,6 +1609,8 @@
 	case _PC_NO_TRUNC:
 		*ap->a_retval = 1;
 		break;
+
+#ifdef UFS_ACL
 	case _PC_ACL_EXTENDED:
 		if (ap->a_vp->v_mount->mnt_flag & MNT_ACLS)
 			*ap->a_retval = 1;
@@ -1613,6 +1623,8 @@
 		else
 			*ap->a_retval = 3;
 		break;
+#endif /* UFS_ACL */
+
 	case _PC_MIN_HOLE_SIZE:
 		*ap->a_retval = ap->a_vp->v_mount->mnt_stat.f_iosize;
 		break;
@@ -1927,12 +1939,14 @@
 	if (error)
 		goto bad;
 
+#ifdef UFS_ACL
 	if (dvp->v_mount->mnt_flag & MNT_ACLS) {
 		error = ext2_do_posix1e_acl_inheritance_file(dvp, tvp, mode,
 		    cnp->cn_cred, cnp->cn_thread);
 		if (error)
 			goto bad;
 	}
+#endif /* UFS_ACL */
 
 	error = ext2_direnter(ip, dvp, cnp);
 	if (error)