-# Strips out uninteresting parts of flow output, as well as parts
-# that vary from one run to another (e.g., timing and bond actions).
-m4_define([STRIP_USED], [[sed '
- s/used:[0-9]*\.[0-9]*/used:0.0/
- s/duration=[0-9.]*s*/duration=Xs/
- s/idle_age=[0-9]*,/idle_age=X,/
-']])