standards/188173: O_NOFOLLOW visibility not POSIX 2008 conforming

[Konstantin Belousov]

On Tue, Apr 01, 2014 at 03:31:31PM +0000, Christian Neukirchen wrote:
> >Fix:
> Adjust the condition in /usr/include/sys/fcntl.h to use _POSIX_C_SOURCE >= 200809
> 
> #if __BSD_VISIBLE
> #define O_NOFOLLOW      0x0100          /* don't follow symlinks */
> #endif
> 

Thank you for noting this. Still, I want to formally request your
confirmation that the following patch works for you. I only have 1003.1,
2013 access right now.

diff --git a/sys/sys/fcntl.h b/sys/sys/fcntl.h
index 3461f8b..2691449 100644
--- a/sys/sys/fcntl.h
+++ b/sys/sys/fcntl.h
@@ -96,7 +96,7 @@ typedef	__pid_t		pid_t;
 #define	O_FSYNC		0x0080		/* synchronous writes */
 #endif
 #define	O_SYNC		0x0080		/* POSIX synonym for O_FSYNC */
-#if __BSD_VISIBLE
+#if __POSIX_VISIBLE >= 200809
 #define	O_NOFOLLOW	0x0100		/* don't follow symlinks */
 #endif
 #define	O_CREAT		0x0200		/* create if nonexistent */
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