Fixup BIO demos for OpenSSL 1.1.x

Call SSL_CTX_new() before doing any configuration.
(or call OPENSSL_ssl_init())
Reviewed-by: NRich Salz <rsalz@openssl.org>

demos/bio/server-cmod.c

@@ -27,13 +27,13 @@ int main(int argc, char *argv[])
     SSL_CTX *ctx;
     int ret = 1, i;
 
+    ctx = SSL_CTX_new(TLS_server_method());
+
     if (CONF_modules_load_file("cmod.cnf", "testapp", 0) <= 0) {
         fprintf(stderr, "Error processing config file\n");
         goto err;
     }
 
-    ctx = SSL_CTX_new(TLS_server_method());
-
     if (SSL_CTX_config(ctx, "server") == 0) {
         fprintf(stderr, "Error configuring server.\n");
         goto err;

demos/bio/server-conf.c

@@ -34,6 +34,7 @@ int main(int argc, char *argv[])
     char buf[512];
     int ret = 1, i;
 
+    ctx = SSL_CTX_new(TLS_server_method());
 
     conf = NCONF_new(NULL);
 
@@ -52,7 +53,6 @@ int main(int argc, char *argv[])
         goto err;
     }
 
-    ctx = SSL_CTX_new(TLS_server_method());
     cctx = SSL_CONF_CTX_new();
     SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER);
     SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CERTIFICATE);