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From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: net.unix-wizards
Subject: Re: mkdir(2) on System V
Message-ID: <336@brl-smoke.ARPA>
Date: Mon, 28-Apr-86 00:12:25 EDT
Article-I.D.: brl-smok.336
Posted: Mon Apr 28 00:12:25 1986
Date-Received: Fri, 2-May-86 22:42:28 EDT
References: <663@imag.UUCP>
Reply-To: gwyn@brl.ARPA
Organization: Ballistic Research Lab (BRL)
Lines: 8

In article <663@imag.UUCP> paire@imag.UUCP (Eric PAIRE) writes:
>UNIX system V users may have remarqued there is no "mkdir(2)" system call. It
>is replaced by "mknod(2)", but must be executed only by super-user. Why
>is it necessary to be super-user for creating an own directory ?

Because mknod() does not create the "." and ".." entries.
A non-privileged user on UNIX System V needs to run the "mkdir"
command to create a directory.  You can do this using system().