--- libzfs_pool.c	2008-07-14 22:47:53.585233553 +0200
+++ libzfs_pool.c.new	2008-07-14 22:47:37.812657709 +0200
@@ -294,6 +294,7 @@
 	nvlist_t **child;
 	uint_t c, children;
 
+#if 0
 	if (nvlist_lookup_nvlist_array(config, ZPOOL_CONFIG_CHILDREN,
 	    &child, &children) != 0)
 		return (read_efi_label(config, NULL) >= 0);
@@ -302,6 +303,7 @@
 		if (pool_uses_efi(child[c]))
 			return (B_TRUE);
 	}
+#endif
 	return (B_FALSE);
 }