ICU 56 update step 1

source/tools/icuinfo/testplug.c

Index: source/tools/icuinfo/testplug.c
diff --git a/source/tools/icuinfo/testplug.c b/source/tools/icuinfo/testplug.c
index 73e85881097473c4ed3bf8a26ce80b8dec1b2e04..0149badbde1d1b441b50830eed785ea0b7128ebe 100644
--- a/source/tools/icuinfo/testplug.c
+++ b/source/tools/icuinfo/testplug.c
@@ -1,7 +1,7 @@
 /*
 ******************************************************************************
 *
-*   Copyright (C) 2009-2010, International Business Machines
+*   Copyright (C) 2009-2015, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 ******************************************************************************
@@ -18,6 +18,10 @@
 */
 
 #include "unicode/icuplug.h"
+
+#if UCONFIG_ENABLE_PLUGINS
+/* This file isn't usually compiled except on Windows. Guard it. */
+
 #include <stdio.h> /* for fprintf */
 #include <stdlib.h> /* for malloc */
 #include "udbgutil.h"
@@ -202,3 +206,4 @@ UPlugTokenReturn U_EXPORT2 debugMemoryPlugin (
     return UPLUG_TOKEN;
 }
 
+#endif