EOF
#### Skip nmh intro text.
-run_prog mhical -help | sed '/^$/,$d' >"$actual" 2>&1
+run_prog mhical -help 2>&1 | sed '/^$/,$d' >"$actual"
check "$expected" "$actual"
check "$expected_err" "$actual_err"
+# check null input
+start_test "null input"
+check_exit '-eq 0' mhical </dev/null
+
+
finish_test
exit $failed