Log Message:
-----------
Documentation patch by Kevin L. McBride explaining GUC lock variables,
which are available if LOCK_DEBUG is defined.
Modified Files:
--------------
pgsql/doc/src/sgml:
config.sgml (r1.181 -> r1.182)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.181&r2=1.182)