Log Message:
-----------
Fix broken configure test for libxslt: it was probing for xsltLibxmlVersion,
which is a global variable not a function, and so the probe failed on machines
where the linker makes a distinction (cf. Red Hat bug #444317). Probe for
an actual function instead.
Modified Files:
--------------
pgsql:
configure.in (r1.556 -> r1.557)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure.in?r1=1.556&r2=1.557)
configure (r1.590 -> r1.591)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/configure?r1=1.590&r2=1.591)