--- libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/console_linux.go.orig	2016-04-09 15:05:54.985912166 +0100
+++ libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/console_linux.go	2016-04-09 15:06:34.444017814 +0100
@@ -101,7 +101,7 @@
 	}
 	fd := int(slave.Fd())
 	for _, i := range []int{0, 1, 2} {
-		if err := syscall.Dup2(fd, i); err != nil {
+		if err := syscall.Dup3(fd, i, 0); err != nil {
 			return err
 		}
 	}
--- libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/rootfs_linux.go.orig	2016-04-09 15:05:59.981925543 +0100
+++ libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/rootfs_linux.go	2016-04-09 15:06:58.662082656 +0100
@@ -272,7 +272,7 @@
 		}
 		if stat.Rdev == devNullStat.Rdev {
 			// Close and re-open the fd.
-			if err := syscall.Dup2(int(file.Fd()), fd); err != nil {
+			if err := syscall.Dup3(int(file.Fd()), fd, 0); err != nil {
 				return err
 			}
 		}