it looks like the write to /dev/tty is causing the warning from

[nmh] / test / pick / test-pick

diff --git a/test/pick/test-pick b/test/pick/test-pick
index 3fff777..eb8d988 100755 (executable)
--- a/test/pick/test-pick
+++ b/test/pick/test-pick
@@ -99,8 +99,8 @@ cat >"$expected" <<EOF
 EOF
 check "$expected" "$actual"
 
-if test -w /dev/tty 2>/dev/null; then
-  if printf '' >/dev/tty; then
+if test -w /dev/tty; then
+  if (printf '' >/dev/tty) 2>/dev/null; then
     # Produce no standard output if no messages match and standard
     # output is a tty.  To test that even when run with stdout
     # detached, write directly to /dev/tty.  Can't capture the