Patch for proc_police failure on recent Red Hat 5 -- see comment.

Index: src/proc_police.c
===================================================================
--- src/proc_police.c	(revision 4619)
+++ src/proc_police.c	(working copy)
@@ -271,8 +271,17 @@
                     processExit(ev->event_data.exit.process_tgid);
                     break;
                 default:
-                    llog(LOG_ERR, "Unknown message: %d\n", ev->what);
-                    return -1;
+		  /* The BPF is failing on recent Red Hat 5 (at least
+		     2.6.18-308 to 2.6.18-308.8.2), so we most often
+		     get here and would then fail.  Brian Bockelman
+		     reports that even a trivial BPF fails.  He
+		     recommended this as a workaround, which I'd
+		     already tested.  It's safe generally, and coming
+		     through here with the broken filter isn't
+		     resource-hungry.  -- Dave Love */
+/*                     llog(LOG_ERR, "Unknown message: %d\n", ev->what); */
+/*                     return -1; */
+		    break;
             }
         }
     }