/*
 * Document-method: NilClass#to_msgpack
 *
 * call-seq:
 *   nil.to_msgpack(out = '') -> String
 *
 * Serializes the nil into raw bytes.
 */
static VALUE MessagePack_NilClass_to_msgpack(int argc, VALUE *argv, VALUE self)
{
        ARG_BUFFER(out, argc, argv);
        msgpack_pack_nil(out);
        return out;
}