From d950cfe70b2b70e938ece672dbccedfd4413c295 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Mon, 20 Aug 2012 15:55:49 -0400
Subject: Check if MS_PRIVATE is defined

http://hydra.nixos.org/build/2955671
---
 src/libstore/build.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 0ed69614b..a77644054 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -45,7 +45,7 @@
 #include <sched.h>
 #endif
 
-#define CHROOT_ENABLED HAVE_CHROOT && HAVE_UNSHARE && HAVE_SYS_MOUNT_H && defined(MS_BIND) && defined(CLONE_NEWNS)
+#define CHROOT_ENABLED HAVE_CHROOT && HAVE_UNSHARE && HAVE_SYS_MOUNT_H && defined(MS_BIND) && defined(MS_PRIVATE) && defined(CLONE_NEWNS)
 
 #if CHROOT_ENABLED
 #include <sys/socket.h>
-- 
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