diff --git a/bacnet-stack/include/bacstr.h b/bacnet-stack/include/bacstr.h
index a9b973bb..6166929e 100644
--- a/bacnet-stack/include/bacstr.h
+++ b/bacnet-stack/include/bacstr.h
@@ -195,6 +195,11 @@ extern "C" {
         BACNET_OCTET_STRING * octet_string1,
         BACNET_OCTET_STRING * octet_string2);
 
+#ifdef TEST
+#include "ctest.h"
+    void testBACnetStrings(
+        Test * pTest);
+#endif
 
 #ifdef __cplusplus
 }
diff --git a/bacnet-stack/include/debug.h b/bacnet-stack/include/debug.h
index 04f76ad5..94c29348 100644
--- a/bacnet-stack/include/debug.h
+++ b/bacnet-stack/include/debug.h
@@ -29,6 +29,10 @@
 #include <stdio.h>
 #include "bacdef.h"
 
+#ifndef DEBUG_ENABLED
+#define DEBUG_ENABLED 0
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif /* __cplusplus */