Fix build break on Win32 and MacOS related to printf format string checks.

runtime/bin/eventhandler_macos.cc

Index: runtime/bin/eventhandler_macos.cc
diff --git a/runtime/bin/eventhandler_macos.cc b/runtime/bin/eventhandler_macos.cc
index ee2776a62971e4e36c68af3fb27ff29a1a15091e..55939329f6993d50377668299c9d3ee0b96f42e2 100644
--- a/runtime/bin/eventhandler_macos.cc
+++ b/runtime/bin/eventhandler_macos.cc
@@ -176,7 +176,7 @@ void EventHandlerImplementation::WakeupHandler(intptr_t id,
     if (result == -1) {
       perror("Interrupt message failure:");
     }
-    FATAL1("Interrupt message failure. Wrote %d bytes.", result);
+    FATAL1("Interrupt message failure. Wrote %"Pd" bytes.", result);
   }
 }