6" name="l00036"></a><span class="lineno">   36</span><span class="comment"> * of 0-1 native handles and 0-1 binary blobs; whereas here it is always exactly 1 of the latter.  More precisely,</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="comment"> * each message contains 1 binary blob, whose length must be at least 1 byte.</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="comment"> *</s