Merge "logwrap: remove unnecessary call to setuid/setgid"

        signal_fd_write = sockets[0];

        // switch user and group to "log"

        // this may fail if we are not root,

        // but in that case switching user/group is unnecessary

        setgid(AID_LOG);

        setuid(AID_LOG);

        rc = parent(argv[0], parent_ptty, sockets[1], pid, status);

    }