Log Message:
-----------
Update XML error message text for missing libxml; update regression
output to match.
Modified Files:
--------------
pgsql/src/backend/utils/adt:
xml.c (r1.40 -> r1.41)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/xml.c.diff?r1=1.40&r2=1.41)
pgsql/src/test/regress/expected:
xml_1.out (r1.15 -> r1.16)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/xml_1.out.diff?r1=1.15&r2=1.16)