diff -up ./cmd/manifest.mn.skip_ecperf ./cmd/manifest.mn
--- ./cmd/manifest.mn.noecperf	2016-06-24 08:04:53.891106841 -0700
+++ ./cmd/manifest.mn	2016-06-24 08:06:57.186887403 -0700
@@ -42,7 +42,6 @@ NSS_SRCDIRS = \
  dbtest \
  derdump  \
  digest  \
- ecperf \
  httpserv  \
  listsuites \
  makepqg  \