Update ICU to 54.1 step 1

source/tools/toolutil/toolutil.cpp

Index: source/tools/toolutil/toolutil.cpp
diff --git a/source/tools/toolutil/toolutil.cpp b/source/tools/toolutil/toolutil.cpp
index 038f21b52ae9b84c5ecfed6ae1762b761453ba62..6d90efc297c277e398c57d65d5df8dfff4a78af3 100644
--- a/source/tools/toolutil/toolutil.cpp
+++ b/source/tools/toolutil/toolutil.cpp
@@ -1,7 +1,7 @@
 /*
 *******************************************************************************
 *
-*   Copyright (C) 1999-2013, International Business Machines
+*   Copyright (C) 1999-2014, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
@@ -18,6 +18,7 @@
 *   This file contains utility functions for ICU tools like genccode.
 */
 
+#include "unicode/platform.h"
 #if U_PLATFORM == U_PF_MINGW
 // *cough* - for struct stat
 #ifdef __STRICT_ANSI__
@@ -161,7 +162,10 @@ findBasename(const char *filename) {
     const char *basename=uprv_strrchr(filename, U_FILE_SEP_CHAR);
 
 #if U_FILE_ALT_SEP_CHAR!=U_FILE_SEP_CHAR
-    if(basename==NULL) {
+#if !(U_PLATFORM == U_PF_CYGWIN && U_PLATFORM_USES_ONLY_WIN32_API)
+    if(basename==NULL)
+#endif
+    {
         /* Use lenient matching on Windows, which can accept either \ or /
            This is useful for environments like Win32+CygWin which have both.
         */