pmdaproc: allow to use acct.control.enable_acct as reference counting
pmdaproc: allow to use acct.control.enable_acct as reference counting

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp