diff -Naur ./ori/res_rtp_asterisk.c ./new/res_rtp_asterisk.c
--- ./ori/res_rtp_asterisk.c	2015-10-09 21:48:48.000000000 +0000
+++ ./new/res_rtp_asterisk.c	2016-01-06 17:21:47.000000000 +0000
@@ -1298,9 +1298,9 @@
 {
 	struct ast_rtp *rtp = ast_rtp_instance_get_data(instance);
 	int res;
-#ifndef HAVE_OPENSSL_ECDH_AUTO
+//#ifndef HAVE_OPENSSL_ECDH_AUTO
 	EC_KEY *ecdh;
-#endif
+//#endif
 
 	if (!dtls_cfg->enabled) {
 		return 0;
@@ -1321,15 +1321,15 @@
 
 	SSL_CTX_set_read_ahead(rtp->ssl_ctx, 1);
 
-#ifdef HAVE_OPENSSL_ECDH_AUTO
-	SSL_CTX_set_ecdh_auto(rtp->ssl_ctx, 1);
-#else
+//#ifdef HAVE_OPENSSL_ECDH_AUTO
+//	SSL_CTX_set_ecdh_auto(rtp->ssl_ctx, 1);
+//#else
 	ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
 	if (ecdh) {
 		SSL_CTX_set_tmp_ecdh(rtp->ssl_ctx, ecdh);
 		EC_KEY_free(ecdh);
 	}
-#endif
+//#endif
 
 	rtp->dtls_verify = dtls_cfg->verify;