dist-spec fix for `raco setup' extra file
ffi/unsafe: fix doc typo

From Tobias

Closes PR 13684

Merge to v5.3.4
Add Burke to redex responsibility

(and remove Casey)
equality for `define-cstruct'-generated wrappers

Closes PR 13650

Merge to v5.3.4
add Burke to acks

please merge to release branch
fix listof error reporting

closes PR 13685

please merge to the release branch
redex: syntax error fix for define-relation

please merge to the release branch
improve the name of recursive-contract (thanks, Asumu!)

closes PR 13686
Avoid loading modules in `module->path' and `known-module'.

This is particularly problematic for `require-reloadable'.

Closes PR 13688.
Moved error-message tests into a module+ in main source file.
racket/gui: make list-box% columns more consistent across platforms

Cocoa: use ellipses instead of line wrapping
Gtk: allow column sizing below title width

Merge to v5.3.4
fix dependency cycle in `picturing-programs'
die to dice