OpenBSD doesn't support sched_setscheduler

Index: src/Misc/Util.cpp
--- src/Misc/Util.cpp.orig
+++ src/Misc/Util.cpp
@@ -125,14 +125,6 @@ bool fileexists(const char *filename)
 
 void set_realtime()
 {
-#ifdef HAVE_SCHEDULER
-    sched_param sc;
-    sc.sched_priority = 60;
-    //if you want get "sched_setscheduler undeclared" from compilation,
-    //you can safely remove the following line:
-    sched_setscheduler(0, SCHED_FIFO, &sc);
-    //if (err==0) printf("Real-time");
-#endif
 }
 
 
