diff -r 7adae9244bc8 -r 2394a89e89f4 agent/src/os/bsd/libproc_impl.c
--- a/agent/src/os/bsd/libproc_impl.c	Wed Feb 13 11:23:46 2013 +0100
+++ b/agent/src/os/bsd/libproc_impl.c	Wed Feb 13 09:46:19 2013 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -91,6 +91,14 @@
    }
 }
 
+void print_error(const char* format,...) {
+  va_list alist;
+  va_start(alist, format);
+  fputs("ERROR: ", stderr);
+  vfprintf(stderr, format, alist);
+  va_end(alist);
+}
+
 bool is_debug() {
    return _libsaproc_debug;
 }