Index: src/libcfa/concurrency/thread
===================================================================
--- src/libcfa/concurrency/thread	(revision cb0e6de65962fd19c1eae698acaec94f1a41b56c)
+++ src/libcfa/concurrency/thread	(revision ae6f1ec1d85524657b3516f4d6718b46777f8d37)
@@ -56,4 +56,7 @@
 thread_desc * this_thread(void);
 
+forall( dtype T | is_thread(T) )
+void __thrd_start( T* this );
+
 //-----------------------------------------------------------------------------
 // Ctors and dtors