$OpenBSD: patch-3rdparty_dyncall_dyncallback_dyncall_callback_sparc64_c,v 1.1 2012/05/09 13:50:58 pascal Exp $
--- 3rdparty/dyncall/dyncallback/dyncall_callback_sparc64.c.orig	Wed May  9 15:42:04 2012
+++ 3rdparty/dyncall/dyncallback/dyncall_callback_sparc64.c	Wed May  9 15:42:13 2012
@@ -32,7 +32,7 @@ void dcbInitCallback(DCCallback* pcb, const char* sign
 {
 }
 
-extern void dcCallbackThunkEntry();
+extern void dcCallbackThunkEntry(void);
 
 DCCallback* dcbNewCallback(const char* signature, DCCallbackHandler* handler, void* userdata)
 {
