--- a/etherlab/plc_cia402node.c	Wed May 23 10:39:14 2012 +0200
+++ b/etherlab/plc_cia402node.c	Wed May 23 16:13:49 2012 +0200
@@ -16,10 +16,10 @@
 
 %(MCL_headers)s
 
-IEC_UINT __InactiveMask = 0x4f;
-IEC_UINT __ActiveMask = 0x6f;
-IEC_UINT __PowerMask = 0x10;
-IEC_BOOL __FirstTick = 1;
+static IEC_UINT __InactiveMask = 0x4f;
+static IEC_UINT __ActiveMask = 0x6f;
+static IEC_UINT __PowerMask = 0x10;
+static IEC_BOOL __FirstTick = 1;
 
 typedef enum {
 	__Unknown,