Fix build of LDAP URL feature

Some code was not ifdef'ed out for non-LDAP builds.

patch from Bruce Momjian

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/ec8d1e32dd0a9801e62b8217b9305b6bc2119119

Modified Files
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src/backend/libpq/hba.c |    5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

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Next:	From: Peter Eisentraut	Date: 2012-12-04 11:45:29
	Subject: Re: pgsql: Add support for LDAP URLs
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