MBEDTLS_SSL_EXPORT_KEYS added to Nanostack's tls_sec_prot_lib

Author: Antti Kauppila

features/nanostack/sal-stack-nanostack/source/Security/protocols/tls_sec_prot/tls_sec_prot_lib.c

@@ -24,7 +24,7 @@
 #include MBEDTLS_CONFIG_FILE
 #endif
 
-#if defined(MBEDTLS_SSL_TLS_C) && defined(MBEDTLS_X509_CRT_PARSE_C)
+#if defined(MBEDTLS_SSL_TLS_C) && defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_SSL_EXPORT_KEYS) /* EXPORT_KEYS not supported by mbedtls baremetal yet */
 #define WS_MBEDTLS_SECURITY_ENABLED
 #endif