$OpenBSD: patch-3rdparty_dyncall_dyncallback_dyncall_callback_x86_c,v 1.1 2012/05/09 13:50:58 pascal Exp $
--- 3rdparty/dyncall/dyncallback/dyncall_callback_x86.c.orig	Wed May  9 15:40:07 2012
+++ 3rdparty/dyncall/dyncallback/dyncall_callback_x86.c	Wed May  9 15:40:16 2012
@@ -34,7 +34,7 @@
  * assembly thunk entry for callbacks
  */
 
-extern void dcCallbackThunkEntry();
+extern void dcCallbackThunkEntry(void);
 
 /* compute stacksize for callee cleanup calling conventions:
  *
