/var/tmp/krb5kdc_rcache$ f VarFile
/var/tmp/(nfs|host)_[0-9]+$ f VarFile
/tmp/krb5cc_machine_[A-Z.]+$ f VarFile
!/tmp/krb5cc_[0-9]+_[[:alnum:]]+$ f
/var/lib/krb5kdc/principal$ f VarFile+s+b+i
/var/lib/krb5kdc/principal\\.ok$ f VarTime
