tests: fix a tail-2/pid failure on GNU/kFreeBSD

* tests/tail-2/wait: Increase the file name recheck frequency to
fix a failure on systems without inotify and a file timestamp precision
of 1 second (like GNU/kFreeBSD).

diff --git a/tests/tail-2/wait b/tests/tail-2/wait
index abe22d7..a5f189f 100755 (executable)
--- a/tests/tail-2/wait
+++ b/tests/tail-2/wait
@@ -56,7 +56,7 @@ test $? = 124 || fail=1
 
 test -s tail.err && fail=1
 
-tail -s.1 -F k > tail.out &
+tail -s.1 --max-unchanged-stats=2 -F k > tail.out &
 pid=$!
 sleep .5
 mv k l