Log Message:
-----------
Add documentation string for LDFLAGS_SL in configure --help output.
Modified Files:
--------------
pgsql:
configure (r1.638 -> r1.639)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure?r1=1.638&r2=1.639)
configure.in (r1.596 -> r1.597)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure.in?r1=1.596&r2=1.597)