Update ICU to 54.1 step 1

source/io/ustdio.c

 /*
  ******************************************************************************
  *
- *   Copyright (C) 1998-2011, International Business Machines
+ *   Copyright (C) 1998-2014, International Business Machines
  *   Corporation and others.  All Rights Reserved.
  *
  ******************************************************************************
  *
  * File ustdio.c
  *
  * Modification History:
  *
  *   Date        Name        Description
  *   11/18/98    stephen     Creation.
  *   03/12/99    stephen     Modified for new C API.
  *   07/19/99    stephen     Fixed read() and gets()
  ******************************************************************************
  */
 
 #include "unicode/ustdio.h"
+
+#if !UCONFIG_NO_CONVERSION
+
 #include "unicode/putil.h"
 #include "cmemory.h"
 #include "cstring.h"
 #include "ufile.h"
 #include "ufmt_cmn.h"
 #include "unicode/ucnv.h"
 #include "unicode/ustring.h"
 
 #include <string.h>
 
@@ skipping 686 matching lines @@
         /* update number of items read */
         read += dataSize;
 
         /* update the current buffer position */
         str->fPos += dataSize;
     }
     while (dataSize != 0 && read < count);
 
     return read;
 }
+#endif