[USB-BRINGUP-TRUNK]

- Create a branch to do a proper merge of USB work from a trunk base instead of from cmake-bringup
- In the future, DO NOT under any circumstances branch another branch. This leads to merge problems!

svn path=/branches/usb-bringup-trunk/; revision=55018

include/psdk/polarity.h

@@ -0,0 +1,23 @@
+/* $Id$
+ *
+ * COPYRIGHT:            This file is in the public domain.
+ * PROJECT:              ReactOS kernel
+ * FILE:
+ * PURPOSE:
+ * PROGRAMMER:           Magnus Olsen (greatlrd)
+ *
+ */
+
+#ifndef POLARITY_HEADERFILE_IS_INCLUDED
+    #define POLARITY_HEADERFILE_IS_INCLUDED
+
+    #ifdef USE_POLARITY
+        #ifdef BUILDING_DLL
+            #define POLARITY __declspec( dllexport )
+        #else
+            #define POLARITY __declspec( dllimport )
+        #endif
+    #else
+        #define POLARITY
+    #endif
+#endif