add linux-specific unshare syscall wrapper

[musl] / include / sched.h

diff --git a/include/sched.h b/include/sched.h
index 7b3f160..e411c92 100644 (file)
--- 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