From 50da5c264fd84ea2de8cf75bf39ceb81a4eecd71 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sun, 29 Apr 2012 19:54:03 -0400
Subject: add linux-specific unshare syscall wrapper

---
 include/sched.h     | 1 +
 src/linux/unshare.c | 8 ++++++++
 2 files changed, 9 insertions(+)
 create mode 100644 src/linux/unshare.c

diff --git a/include/sched.h b/include/sched.h
index 7b3f1600..e411c92b 100644
--- a/include/sched.h
+++ b/include/sched.h
@@ -56,6 +56,7 @@ int     sched_yield(void);
 #define CLONE_NEWNET	0x40000000
 #define CLONE_IO	0x80000000
 int clone (int (*)(void *), void *, int, void *, ...);
+int unshare(int);
 #endif
 
 #ifdef __cplusplus
diff --git a/src/linux/unshare.c b/src/linux/unshare.c
new file mode 100644
index 00000000..3861db3b
--- /dev/null
+++ b/src/linux/unshare.c
@@ -0,0 +1,8 @@
+#define _GNU_SOURCE
+#include <sched.h>
+#include "syscall.h"
+
+int unshare(int flags)
+{
+	return syscall(SYS_unshare, flags);
+}
-- 
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