$OpenBSD: patch-mono_mini_main_c,v 1.2 2010/10/15 16:21:07 robert Exp $
--- mono/mini/main.c.orig	Tue Oct  5 21:59:29 2010
+++ mono/mini/main.c	Wed Oct 13 18:35:09 2010
@@ -88,10 +88,14 @@ main ()
 }
 
 #else
-
+#include <sched.h>
 int
 main (int argc, char* argv[])
 {
+#if defined(__powerpc__) && defined (__GLIBC__)
+  unsigned long mask = 1;
+  sched_setaffinity(0, sizeof(mask), &mask);
+#endif
 	mono_build_date = build_date;
 	
 	return mono_main_with_options (argc, argv);