Is this a backport?

Bruce Momjian wrote:
Log Message:
-----------
Fix NUMERIC modulus to properly truncate division in computation. Division rounding was causing incorrect results. Test case:

        test=> SELECT 12345678901234567890 % 123;
         ?column?
        ----------
               78
        (1 row)

Was returning -45.

Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        numeric.c (r1.83 -> r1.84)
        
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/numeric.c.diff?r1=1.83&r2=1.84)

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