pgsql: A bunch of GSSAPI fixes per comments from Tom: * use elog not - Mailing list pgsql-committers

Log Message:
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A bunch of GSSAPI fixes per comments from Tom:

* use elog not ereport for debug
* fix debug levels for some output
* properly check for memory allocation errors in a couple of missed places

Modified Files:
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    pgsql/src/backend/libpq:
        auth.c (r1.149 -> r1.150)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/libpq/auth.c.diff?r1=1.149&r2=1.150)
    pgsql/src/backend/postmaster:
        postmaster.c (r1.531 -> r1.532)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/postmaster/postmaster.c.diff?r1=1.531&r2=1.532)
    pgsql/src/interfaces/libpq:
        fe-connect.c (r1.348 -> r1.349)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/libpq/fe-connect.c.diff?r1=1.348&r2=1.349)