--- a/libs/encodings.lua	Sat Aug 21 15:37:04 2010 +0100
+++ b/libs/encodings.lua	Sat Aug 21 15:53:16 2010 +0100
@@ -1,5 +1,10 @@
+local function not_impl()
+	error("Encoding function not implemented");
+end
+
 module "encodings"
 
 stringprep = {};
+base64 = { encode = not_impl, decode = not_impl };
 
 return _M;