Add ecp_curve_list(), hide ecp_supported_curves
diff --git a/library/ssl_cli.c b/library/ssl_cli.c
index bfdd7e4..b134b92 100644
--- a/library/ssl_cli.c
+++ b/library/ssl_cli.c
@@ -240,7 +240,7 @@
 
     SSL_DEBUG_MSG( 3, ( "client hello, adding supported_elliptic_curves extension" ) );
 
-    for( curve = ecp_supported_curves;
+    for( curve = ecp_curve_list();
          curve->grp_id != POLARSSL_ECP_DP_NONE;
          curve++ )
     {