$NetBSD: patch-ac,v 1.3 2009/11/10 14:55:18 brook Exp $

--- libmetrics/netbsd/metrics.c.orig	2009-01-28 16:23:20.000000000 -0700
+++ libmetrics/netbsd/metrics.c
@@ -134,7 +134,10 @@ cpu_speed_func ( void )
 
    cpu_speed = 0;
 
-#if (__NetBSD_Version__ > 299000000)
+#if (__NetBSD_Version__ > 500000000)
+   if (sysctlbyname("machdep.tsc_freq", &cpu_speed, &len, NULL, 0) == -1)
+      val.uint32 = 0;
+#elif (__NetBSD_Version__ > 299000000)
    if (sysctlbyname("machdep.est.frequency.target", &cpu_speed, &len, NULL, 0) == -1)
       val.uint32 = 0;
 #endif