Separate compression levels for server and client,
increased the later one to zlib default (6).
diff --git a/lib/extension-deflate-frame.h b/lib/extension-deflate-frame.h
index 812af47..00a4447 100644
--- a/lib/extension-deflate-frame.h
+++ b/lib/extension-deflate-frame.h
@@ -1,7 +1,8 @@
#include <zlib.h>
-#define DEFLATE_FRAME_COMPRESSION_LEVEL 1
+#define DEFLATE_FRAME_COMPRESSION_LEVEL_SERVER 1
+#define DEFLATE_FRAME_COMPRESSION_LEVEL_CLIENT Z_DEFAULT_COMPRESSION
struct lws_ext_deflate_frame_conn {
z_stream zs_in;