diff --git a/src/osgPlugins/osc/osc/OscOutboundPacketStream.h b/src/osgPlugins/osc/osc/OscOutboundPacketStream.h
index cae5405b3..f11fd8a0e 100644
--- a/src/osgPlugins/osc/osc/OscOutboundPacketStream.h
+++ b/src/osgPlugins/osc/osc/OscOutboundPacketStream.h
@@ -66,8 +66,8 @@ public:
 
 class OutboundPacketStream{
 public:
-	OutboundPacketStream( char *buffer, unsigned long capacity );
-	~OutboundPacketStream();
+    OutboundPacketStream( char *buffer, unsigned long capacity );
+    ~OutboundPacketStream();
 
     void Clear();
 
@@ -96,7 +96,7 @@ public:
     OutboundPacketStream& operator<<( const InfinitumType& rhs );
     OutboundPacketStream& operator<<( int32 rhs );
 
-#ifndef __x86_64__
+#if !(defined(__x86_64__) || defined(_M_X64))
     OutboundPacketStream& operator<<( int rhs )
             { *this << (int32)rhs; return *this; }
 #endif