Community discussion is present here: http://community.pbspro.org/t/pp-838-support-for-logging-via-syslog-in-pbs/591
...
facility = //PBS_SYSLOG from pbs.conf
serverity = // PBS_SYSLOGSEVR from pbs.conf (by default NONE)
InterfacesMethods:
def log_config_values(syslog=0)
...