[rtems-libbsd commit] _iovec.h: Improve comments

[Joel Sherrill]

Module:    rtems-libbsd
Branch:    master
Commit:    21e0e4e61370c4b023935eb1dc648bdf32657fd2
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=21e0e4e61370c4b023935eb1dc648bdf32657fd2

Author:    Joel Sherrill <joel.sherrill at oarcorp.com>
Date:      Sat Sep  1 09:24:33 2012 -0500

_iovec.h: Improve comments

---

 freebsd/sys/_iovec.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/freebsd/sys/_iovec.h b/freebsd/sys/_iovec.h
index b259a2e..e98d84b 100644
--- a/freebsd/sys/_iovec.h
+++ b/freebsd/sys/_iovec.h
@@ -47,12 +47,12 @@ struct iovec {
 	void	*iov_base;	/* Base address. */
 	size_t	 iov_len;	/* Length. */
 };
-#endif
+#endif /* __IOVEC_DEFINED */
 #else
 struct iovec {
 	void	*iov_base;	/* Base address. */
 	size_t	 iov_len;	/* Length. */
 };
-#endif
+#endif /* rtems */
 
 #endif /* !_SYS__IOVEC_HH_ */