3665 Implement O_CLOEXEC as an open() flag
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Gordon Ross <gwr@nexenta.com>
Reviewed by: Dan McDonald <danmcd@nexenta.com>

@@ -24,10 +24,12 @@
  */
 
 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
 /*        All Rights Reserved   */
 
+/* Copyright (c) 2013, OmniTI Computer Consulting, Inc. All rights reserved. */
+
 #ifndef _SYS_FILE_H
 #define _SYS_FILE_H
 
 #include <sys/t_lock.h>
 #ifdef _KERNEL

@@ -111,10 +113,12 @@
 /* f_flag2 (open-only) */
 
 #define FSEARCH         0x200000        /* O_SEARCH = 0x200000 */
 #define FEXEC           0x400000        /* O_EXEC = 0x400000 */
 
+#define FCLOEXEC        0x800000 /* O_CLOEXEC = 0x800000 */
+
 #ifdef _KERNEL
 
 /*
  * Fake flags for driver ioctl calls to inform them of the originating
  * process' model.  See <sys/model.h>