net/rabbitmq: Rare issue, but this is not jobs safe


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372183 35697150-7ecd-e111-bb59-0022644237b5
textproc/docbook-to-man: this port is not jobs safe


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372184 35697150-7ecd-e111-bb59-0022644237b5
vietnamese/vnless: this port is not jobs safe


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@372185 35697150-7ecd-e111-bb59-0022644237b5