pgsql: Removed compiler warnings

Log Message:
-----------
Removed compiler warnings

Modified Files:
--------------
    pgsql/src/interfaces/ecpg/test:
        pg_regress.sh (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/pg_regress.sh.diff?r1=1.2&r2=1.3)
    pgsql/src/interfaces/ecpg/test/compat_informix:
        test_informix.pgc (r1.1 -> r1.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/compat_informix/test_informix.pgc.diff?r1=1.1&r2=1.2)
    pgsql/src/interfaces/ecpg/test/errors:
        init.pgc (r1.2 -> r1.3)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/errors/init.pgc.diff?r1=1.2&r2=1.3)
    pgsql/src/interfaces/ecpg/test/expected:
        compat_informix-test_informix.c (r1.1 -> r1.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/compat_informix-test_informix.c.diff?r1=1.1&r2=1.2)
        compat_informix-test_informix.stderr (r1.1 -> r1.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/compat_informix-test_informix.stderr.diff?r1=1.1&r2=1.2)
        compat_informix-test_informix.stdout (r1.1 -> r1.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/compat_informix-test_informix.stdout.diff?r1=1.1&r2=1.2)
        errors-init.c (r1.2 -> r1.3)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/errors-init.c.diff?r1=1.2&r2=1.3)
        errors-init.stderr (r1.1 -> r1.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/errors-init.stderr.diff?r1=1.1&r2=1.2)
        errors-init.stdout (r1.1 -> r1.2)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/errors-init.stdout.diff?r1=1.1&r2=1.2)