Log Message:
-----------
Cosmetic cleanups in contrib/isn (doesn't fix the passbyval problem)
Modified Files:
--------------
pgsql/contrib/isn:
isn.c (r1.8 -> r1.9)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/isn/isn.c?r1=1.8&r2=1.9)
isn.h (r1.5 -> r1.6)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/isn/isn.h?r1=1.5&r2=1.6)