mbedtls_ssl_conf_arc4_support() depends on ARC4_C
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index 89ef2c2..1b4d654 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -1116,8 +1116,10 @@
if( opt.force_ciphersuite[0] != DFL_FORCE_CIPHER )
mbedtls_ssl_conf_ciphersuites( &conf, opt.force_ciphersuite );
+#if defined(MBEDTLS_ARC4_C)
if( opt.arc4 != DFL_ARC4 )
mbedtls_ssl_conf_arc4_support( &conf, opt.arc4 );
+#endif
if( opt.allow_legacy != DFL_ALLOW_LEGACY )
mbedtls_ssl_conf_legacy_renegotiation( &conf, opt.allow_legacy );