x509: move internal functions declarations to a private header
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/tests/suites/test_suite_x509parse.function b/tests/suites/test_suite_x509parse.function
index c2a2f55..66477e0 100644
--- a/tests/suites/test_suite_x509parse.function
+++ b/tests/suites/test_suite_x509parse.function
@@ -4,6 +4,7 @@
#include "mbedtls/x509_crt.h"
#include "mbedtls/x509_crl.h"
#include "mbedtls/x509_csr.h"
+#include "x509_internal.h"
#include "mbedtls/pem.h"
#include "mbedtls/oid.h"
#include "mbedtls/base64.h"