- The config header file is now always included in all tests

diff --git a/tests/suites/helpers.function b/tests/suites/helpers.function
index 32500b9..cfb0253 100644
--- a/tests/suites/helpers.function
+++ b/tests/suites/helpers.function
@@ -1,3 +1,5 @@
+#include <polarssl/config.h>
+
 #ifdef _MSC_VER
 #include <basetsd.h>
 typedef UINT32 uint32_t;