sub ULONG ()  { 9 }
sub ENUM ()   { 23 }

my $AutoidKind = [ ENUM, "AutoidKind", [ "SEQUENTIAL", "HASH" ] ];

my @annotations = (
    [ "id",     [ ULONG, "value", undef ] ],
    [ "autoid", $AutoidKind, [ $AutoidKind, "value", "HASH" ] ],
);