[bcl] Remove NET_4_0 defines from class libs.

[mono.git] / mcs / class / corlib / System.Threading / SpinLock.cs

diff --git a/mcs/class/corlib/System.Threading/SpinLock.cs b/mcs/class/corlib/System.Threading/SpinLock.cs
index f9cad7e56cd8ba1c886f79909d80e25a3c7ace52..28bb1527340f407d56860e23ee2f6762254b26a6 100644 (file)
--- a/mcs/class/corlib/System.Threading/SpinLock.cs
+++ b/mcs/class/corlib/System.Threading/SpinLock.cs
@@ -23,7 +23,6 @@
 //
 //
 
-#if NET_4_0
 
 using System;
 using System.Collections.Concurrent;
@@ -196,4 +195,3 @@ namespace System.Threading
                }
        }
 }
-#endif