If the macro itself is local to a function, these can work in certain
scenarios, but never for global ones.
Part of P0186, funded by [Anonymous] and Blue Bolt.
So many things named `score_*`, so many things named `hiscore_*`…
Let's go with `scoredat_*`, which clearly indicates that this stuff is
saved into a file, while still being only 8 characters.
Part of P0063, funded by -Tom-.