pgsql: Fix various comparing functions

Log Message:
-----------
Fix various comparing functions

Tags:
----
REL7_4_STABLE

Modified Files:
--------------
    pgsql/contrib/tsearch2:
        dict.c (r1.3 -> r1.3.4.1)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/dict.c.diff?r1=1.3&r2=1.3.4.1)
        rank.c (r1.3.4.1 -> r1.3.4.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/rank.c.diff?r1=1.3.4.1&r2=1.3.4.2)
        ts_cfg.c (r1.5.2.1 -> r1.5.2.2)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/ts_cfg.c.diff?r1=1.5.2.1&r2=1.5.2.2)
        tsvector.c (r1.4.4.2 -> r1.4.4.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/tsvector.c.diff?r1=1.4.4.2&r2=1.4.4.3)
        wparser.c (r1.2 -> r1.2.4.1)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/wparser.c.diff?r1=1.2&r2=1.2.4.1)