svn commit: r231847 - stable/9/lib/libc/gen

[Eitan Adler]

Author: eadler
Date: Fri Feb 17 00:55:26 2012
New Revision: 231847
URL: http://svn.freebsd.org/changeset/base/231847

Log:
  MFC r231299:
  	 - More accurately document what happens on error.
  
  PR:		docs/127908
  Approved by:	cperciva

Modified:
  stable/9/lib/libc/gen/directory.3
Directory Properties:
  stable/9/lib/libc/   (props changed)

Modified: stable/9/lib/libc/gen/directory.3
==============================================================================
--- stable/9/lib/libc/gen/directory.3	Fri Feb 17 00:27:48 2012	(r231846)
+++ stable/9/lib/libc/gen/directory.3	Fri Feb 17 00:55:26 2012	(r231847)
@@ -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