Use BIO_snprintf() rather than snprintf()
Some platforms do not have the latter.
Reviewed-by: Matt Caswell <matt@openssl.org>
diff --git a/test/ssltest.c b/test/ssltest.c
index 5d6700e..9cd2a53 100644
--- a/test/ssltest.c
+++ b/test/ssltest.c
@@ -1890,7 +1890,7 @@
if (BIO_do_accept(acpt) <= 0)
goto err;
- snprintf(addr_str, sizeof(addr_str), ":%s", BIO_get_accept_port(acpt));
+ BIO_snprintf(addr_str, sizeof(addr_str), ":%s", BIO_get_accept_port(acpt));
client = BIO_new_connect(addr_str);
BIO_set_conn_ip_family(client, family);