ITS#9345 fix for cmdline cookie

Previous commit could cause cmdline cookie to be ignored
3 jobs for its9345b in 35 minutes and 2 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #1957
build-gnutls-mit

00:31:04

passed #1955
build-no-threads-no-slapd

00:03:53

passed #1956
build-openssl-heimdal

00:31:22