actually takes three. Please apply the following patch.
Massimo
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_proc.h,v 1.94 1999/03/29 01:30:37 tgl Exp $
+ * $Id: pg_proc.h,v 1.95 1999/04/13 17:28:35 momjian Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
DESCR("array");
DATA(insert OID = 749 ( array_ref PGUID 11 f t f 7 f 23 "0 23 0 23 23 23 0" 100 0 0 100 array_ref -));
DESCR("array");
-DATA(insert OID = 750 ( array_in PGUID 11 f t f 2 f 23 "0 0" 100 0 0 100 array_in - ));
+DATA(insert OID = 750 ( array_in PGUID 11 f t f 3 f 23 "0 0 23" 100 0 0 100 array_in - ));
DESCR("array");
DATA(insert OID = 751 ( array_out PGUID 11 f t f 2 f 23 "0 0" 100 0 0 100 array_out - ));
DESCR("array");