# imitate nph- cgi for IIS (pointed by Murray Nesbitt)
-  my $status = defined($ENV{'SERVER_SOFTWARE'}) && $ENV{'SERVER_SOFTWARE'}=~/IIS/
-    ? $ENV{SERVER_PROTOCOL} || 'HTTP/1.0' : 'Status:';
+  my $status;
+  if ($self->{'nph'}) {
+    $status = $ENV{SERVER_PROTOCOL} || 'HTTP/1.0';
+  } else {
+    $status = defined($ENV{'SERVER_SOFTWARE'}) && $ENV{'SERVER_SOFTWARE'}=~/IIS/
+      ? $ENV{SERVER_PROTOCOL} || 'HTTP/1.0' : 'Status:';
+  }
   my $code = $self->response->code;