Index: src/libcfa/concurrency/coroutine
===================================================================
--- src/libcfa/concurrency/coroutine	(revision 1c273d04b68cc57e237ec5bb3b198fd7b17ebde3)
+++ src/libcfa/concurrency/coroutine	(revision 4fbdfae0bcc812e14e8400b3c8e8fdba44da96c8)
@@ -34,9 +34,9 @@
 //-----------------------------------------------------------------------------
 // Ctors and dtors
-void ?{}(coStack_t * this);
-void ?{}(coroutine_desc * this);
-void ?{}(coroutine_desc * this, const char * name);
-void ^?{}(coStack_t * this);
-void ^?{}(coroutine_desc * this);
+void ?{}(coStack_t & this);
+void ?{}(coroutine_desc & this);
+void ?{}(coroutine_desc & this, const char * name);
+void ^?{}(coStack_t & this);
+void ^?{}(coroutine_desc & this);
 
 //-----------------------------------------------------------------------------