Log Message:-----------Be a bit less cavalier with both the code and the comment for UNKNOWN fix.
Tags:----REL9_0_STABLE
Modified Files:-------------- pgsql/src/pl/plpgsql/src: pl_exec.c (r1.261.2.2 -> r1.261.2.3) (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/pl_exec.c?r1=1.261.2.2&r2=1.261.2.3)
