remove locking/unlock calls in xo_send_syslog since xo_vsyslog handles them
remove locking/unlock calls in xo_send_syslog since xo_vsyslog handles them

xcllnt/libxo,xcllnt/libxo,xcllnt/libxo,Juniper/libxo,Juniper/libxo,Juniper/libxo,Juniper/libxo,xcllnt/libxo