0.7.1 release version
diff --git a/parttypes.h b/parttypes.h
index 77ed851..73c66e2 100644
--- a/parttypes.h
+++ b/parttypes.h
@@ -3,8 +3,11 @@
 
 #include <stdint.h>
 #include <stdlib.h>
-#include <unicode/unistr.h>
+#ifndef _WIN32
 #include <unicode/ustream.h>
+#else
+#define UnicodeString string
+#endif
 #include <string>
 #include "support.h"
 #include "guid.h"
@@ -61,6 +64,4 @@
    int Valid(uint16_t code) const;
 };
 
-UnicodeString ReadUString(void);
-
 #endif