diff --git a/lib/System/Unix/Mutex.inc b/lib/System/Unix/Mutex.inc
index 10e7ecb75a5..4a5e28de27b 100644
--- a/lib/System/Unix/Mutex.inc
+++ b/lib/System/Unix/Mutex.inc
@@ -28,12 +28,6 @@ MutexImpl::~MutexImpl()
 {
 }
 
-bool 
-MutexImpl::MutexImpl()
-{
-  return true;
-}
-
 bool 
 MutexImpl::release()
 {