$OpenBSD: patch-tests_numeric_at,v 1.1 2016/06/03 14:53:32 naddy Exp $

https://lists.gnu.org/archive/html/bug-tar/2016-06/txt9bP0DVvYnu.txt

--- tests/numeric.at.orig	Fri Mar 18 18:23:55 2016
+++ tests/numeric.at	Thu Jun  2 22:14:10 2016
@@ -27,13 +27,15 @@ tar $1 -vvf a dir |dnl
 ])
 
 AT_TAR_CHECK([
-mkdir dir
-genfile --file dir/file
-
 MYUID=$(id -u) || AT_SKIP_TEST
 MYGID=$(id -g) || AT_SKIP_TEST
 MYUSR=$(id -un) || AT_SKIP_TEST
 MYGRP=$(id -gn) || AT_SKIP_TEST
+
+mkdir dir
+# Ensure correct group id on BSDs.
+chown :$MYGID dir >/dev/null 2>/dev/null
+genfile --file dir/file
 
 TESTOP([--create])
 TESTOP([--list])
