--- plugins/node.d.freebsd/coretemp.in.orig	2009-04-01 14:24:27.000000000 +0200
+++ plugins/node.d.freebsd/coretemp.in	2010-12-02 11:21:05.512573734 +0100
@@ -75,7 +75,7 @@
 	reqcpus
 	for cpu in $cpus ; do
 		echo -n "CPU$cpu.value "
-		sysctl -n dev.cpu.$cpu.temperature
+		sysctl -n dev.cpu.$cpu.temperature | tr -cd '0-9.'
 	done
 }