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From: Eitan Adler <eadler@FreeBSD.org>
Date: Thu, 9 Feb 2012 20:49:03 +0000 (UTC)
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Subject: svn commit: r231299 - head/lib/libc/gen
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Author: eadler
Date: Thu Feb  9 20:49:03 2012
New Revision: 231299
URL: http://svn.freebsd.org/changeset/base/231299

Log:
  More accurately document what happens on error.
  
  PR:		docs/127908
  Submitted by:	Matthew D. Fuller <fullermd@over-yonder.net>
  Approved by:	cperciva
  MFC after:	1 week

Modified:
  head/lib/libc/gen/directory.3

Modified: head/lib/libc/gen/directory.3
==============================================================================
--- head/lib/libc/gen/directory.3	Thu Feb  9 20:44:20 2012	(r231298)
+++ head/lib/libc/gen/directory.3	Thu Feb  9 20:49:03 2012	(r231299)
@@ -122,9 +122,12 @@ function
 returns a pointer to the next directory entry.
 It returns
 .Dv NULL
-upon reaching the end of the directory or detecting an invalid
-.Fn seekdir
-operation.
+upon reaching the end of the directory or on error.
+In the event of an error,
+.Va errno
+may be set to any of the values documented for the
+.Xr getdirentries 2
+system call.
 .Pp
 The
 .Fn readdir_r