diff --git a/lib/random.h b/lib/random.h

index 370a2f9..59e3f3c 100644

--- a/lib/random.h

+++ b/lib/random.h

@@ -50,7 +50,10 @@ int _gnutls_rnd_init(void);

 inline static int _gnutls_rnd_check(void)

 {

-       return _gnutls_rnd_ops.check(gnutls_rnd_ctx);

+	if (_gnutls_rnd_ops.check)

+		return _gnutls_rnd_ops.check(gnutls_rnd_ctx);

+	else

+		return 0;

 }

 #ifndef _WIN32