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From: Konstantin Belousov <kib@FreeBSD.org>
Date: Sun, 22 Jan 2012 11:58:18 +0000 (UTC)
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Subject: svn commit: r230460 - head/lib/libc/sys
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Author: kib
Date: Sun Jan 22 11:58:17 2012
New Revision: 230460
URL: http://svn.freebsd.org/changeset/base/230460

Log:
  Clarify the implementation-defined behaviour in case of close(2)
  returning error.
  
  MFC after:	1 week

Modified:
  head/lib/libc/sys/close.2

Modified: head/lib/libc/sys/close.2
==============================================================================
--- head/lib/libc/sys/close.2	Sun Jan 22 11:35:50 2012	(r230459)
+++ head/lib/libc/sys/close.2	Sun Jan 22 11:58:17 2012	(r230460)
@@ -28,7 +28,7 @@
 .\"     @(#)close.2	8.2 (Berkeley) 4/19/94
 .\" $FreeBSD$
 .\"
-.Dd December 4, 2006
+.Dd January 22, 2012
 .Dt CLOSE 2
 .Os
 .Sh NAME
@@ -118,6 +118,10 @@ The underlying object did not fit, cache
 The underlying object was a stream socket that was shut down by the peer
 before all pending data was delivered.
 .El
+.Pp
+In case of any error except
+.Er EBADF ,
+the supplied file descriptor is deallocated and therefore is no longer valid.
 .Sh SEE ALSO
 .Xr accept 2 ,
 .Xr closefrom 2 ,