John Ericson authored Dec 30, 2022 and Marge Bot committed Sep 21, 2023

This is much more terse because we are programmatically handling the
leading underscore.

`findPtr` however is still handled in the Cabal file because we need a
newer Cabal to pass flags to the configure script automatically.

Co-Authored-By: Ben Gamari <ben@well-typed.com>