--- check.pl~	2011-05-09 14:35:34.357336648 +0100
+++ check.pl	2011-05-09 14:48:30.991232019 +0100
@@ -324,7 +324,11 @@
     local($sig, $exitcode) = ('', 1);
 
     if ($_[0] eq 'ok') {
-	$exitcode = 0;
+        unless ($nxfailed) {
+	    $exitcode = 0;
+        } else {
+            $exitcode = 1;
+        }
     } elsif ($_[0] ne '') {
 	$sig = $_[0];
     }