Index: compiler-rt/trunk/lib/fuzzer/FuzzerIOWindows.cpp
===================================================================
--- compiler-rt/trunk/lib/fuzzer/FuzzerIOWindows.cpp
+++ compiler-rt/trunk/lib/fuzzer/FuzzerIOWindows.cpp
@@ -333,8 +333,7 @@
 }
 
 void RawPrint(const char *Str) {
-  // Not tested, may or may not work. Fix if needed.
-  write(2, Str, strlen(Str));
+  _write(2, Str, strlen(Str));
 }
 
 }  // namespace fuzzer