Warthog failing

Hi all,

Since last night, Warthog build farm member (unixware) is failing the
returning regression test.

Regression.diffs is :
*** ./expected/returning.out    Sat Aug 12 04:52:06 2006
--- ./results/returning.out    Sun Aug 13 14:51:07 2006
***************
*** 155,162 ****   WHERE foo.f1 = i.q1   RETURNING *;  f1  |  f2   |  f3  |  f4  | q1  | q2
! -----+-------+------+------+-----+-----
!  123 | child | 1998 | 1098 | 123 | 456 (1 row)
 SELECT * FROM foo;
--- 155,162 ----   WHERE foo.f1 = i.q1   RETURNING *;  f1  |  f2   |  f3  |  f4  | q1  |        q2
! -----+-------+------+------+-----+------------------
!  123 | child | 1998 | 1098 | 123 | 4567890123456789 (1 row)
 SELECT * FROM foo;
***************
*** 177,184 ****   WHERE foo.f1 = i.q1   RETURNING *;  f1  |  f2   |  f3  |  f4  | q1  | q2
! -----+-------+------+------+-----+-----
!  123 | child | 1998 | 1098 | 123 | 456 (1 row)
 SELECT * FROM foo;
--- 177,184 ----   WHERE foo.f1 = i.q1   RETURNING *;  f1  |  f2   |  f3  |  f4  | q1  |        q2
! -----+-------+------+------+-----+------------------
!  123 | child | 1998 | 1098 | 123 | 4567890123456789 (1 row)
 SELECT * FROM foo;

======================================================================

What can I do to help debugging this?

TIA
-- 
Olivier PRENANT                    Tel: +33-5-61-50-97-00 (Work)
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