svn commit: r273601 - head/lib/libc/gen

[Andrey Chernov]

On 24.10.2014 23:55, John Baldwin wrote:
> Author: jhb
> Date: Fri Oct 24 19:55:49 2014
> New Revision: 273601
> URL: https://svnweb.freebsd.org/changeset/base/273601
> 
> Log:
>   Don't reference sem(4) from the POSIX semaphore pages.  POSIX semaphores
>   were reimplemented using umtx in FreeBSD 9 and no longer use sem(4).

sem kernel module referenced in sem(4) uses the same uipc_sem.c file as
kernel's P1003_1B_SEMAPHORES option, so they both use the same code and
better be cross-linked since sem(4) explains how to turn it on.

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