static unsigned char *generated_supp_data = NULL;
-static unsigned char *most_recent_supplemental_data = NULL;
+static const unsigned char *most_recent_supplemental_data = NULL;
static size_t most_recent_supplemental_data_length = 0;
static int server_provided_server_authz = 0;
static unsigned char *generated_supp_data = NULL;
-static unsigned char *most_recent_supplemental_data = NULL;
+static const unsigned char *most_recent_supplemental_data = NULL;
static size_t most_recent_supplemental_data_length = 0;
static int client_provided_server_authz = 0;