Merge r1666617 from trunk:

    Print the key/value pairs in a table.

end

define dump_skiplist

    set $sl = (apr_skiplist *)$arg0

    set $m = $sl->bottom

    printf "skiplist@%p: size=%lu: height=%d\n", $sl, $sl->size, $sl->height

    while ($m)

        printf "(%p,%.12lx)", $m, $m->data

        set $u = $m->up

        while ($u)

            printf " (%p,%.12lx)", $u, $u->data

            set $u = $u->up

        end

        printf "\n"

        set $m = $m->next

    end

end

document dump_skiplist

    Print the nodes/values in a skiplist

end

define dump_string_hash

    set $h = $arg0->array

    set $n = $arg0->max