Index: zfstest.c
===================================================================
--- zfstest.c	(revision 225328)
+++ zfstest.c	(working copy)
@@ -105,16 +105,25 @@
 	spa_all_status();
 
 	spa = STAILQ_FIRST(&zfs_pools);
-	if (!spa || zfs_mount_pool(spa))
+	if (spa == NULL) {
+		printf("no pools\n");
 		exit(1);
+	}
 
-	if (zfs_lookup(spa, "zfs.c", &dn))
+	if (zfs_mount_pool(spa)) {
+		printf("can't mount pool\n");
 		exit(1);
+	}
 
+	if (zfs_lookup(spa, "COPYRIGHT", &dn)) {
+		printf("can't lookup\n");
+		exit(1);
+	}
 	off = 0;
 	do {
 		n = zfs_read(spa, &dn, buf, 512, off);
 		write(1, buf, n);
 		off += n;
 	} while (n == 512);
+	return(0);
 }