From 4b75d003bd084b061066fb145bc7c61bd78ec482 Mon Sep 17 00:00:00 2001
From: Jim <prirun@gmail.com>
Date: Wed, 9 Nov 2011 14:49:21 -0500
Subject: [PATCH] devpnc: handle case -2 (shutdown) to avoid "bad func in
 devpnc" error

---
 devpnc.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/devpnc.h b/devpnc.h
index c668f87..614877d 100644
--- a/devpnc.h
+++ b/devpnc.h
@@ -819,6 +819,9 @@ int devpnc (int class, int func, int device) {
 
   switch (class) {
 
+  case -2:
+    break;
+
   case -1:
     if (nport <= 0) {
       fprintf(stderr, "-nport is zero, PNC not started\n");