1 files changed, 9 insertions, 3 deletions
diff --git a/cpp/src/tests/shlibtest.cpp b/cpp/src/tests/shlibtest.cpp
index 80320ea7be..5655eb7e64 100644
--- a/cpp/src/tests/shlibtest.cpp
+++ b/cpp/src/tests/shlibtest.cpp
@@ -18,11 +18,17 @@
  *
  */
 
+namespace qpid {
+namespace tests {
+
 int* loaderData = 0;
-extern "C" void callMe(int *i) { loaderData=i; }
+extern "C"
+#ifdef WIN32
+__declspec(dllexport)
+#endif
+void callMe(int *i) { loaderData=i; }
 
 struct OnUnload { ~OnUnload() { *loaderData=42; } };
 OnUnload unloader;              // For destructor.
 
-
-
+}} // namespace qpid::tests