--- gvpe/src/gvpectrl.C	2013/07/19 18:18:28	1.17
+++ gvpe/src/gvpectrl.C	2016/06/29 22:32:48	1.18
@@ -280,8 +280,14 @@
       RSA *rsa = RSA_new ();
       BIGNUM *e = BN_new ();
       BN_set_bit (e, 0); BN_set_bit (e, 16); // 0x10001, 65537
+
+#if OPENSSL_VERSION_NUMBER < 0x10100000
       BN_GENCB cb;
       BN_GENCB_set (&cb, indicator, 0);
+#else
+      BN_GENCB *cb = BN_GENCB_new ();
+      BN_GENCB_set (cb, indicator, 0);
+#endif
 
       require (RSA_generate_key_ex (rsa, bits, e, &cb));