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From: gwyn@BRL.ARPA (VLD/VMB)
Newsgroups: net.lang.c
Subject: Re:  Re: Need strnlen().
Message-ID: <3447@brl-tgr.ARPA>
Date: Wed, 20-Nov-85 14:00:44 EST
Article-I.D.: brl-tgr.3447
Posted: Wed Nov 20 14:00:44 1985
Date-Received: Sat, 23-Nov-85 03:47:13 EST
Sender: news@brl-tgr.ARPA
Lines: 2

Maybe you should have taken more than 25 seconds.
Your strnlen() code has a bug (repeated twice).