On this page:
load-collections-xref

6.12 API for Cross-References for Installed Manuals

 (require setup/xref) package: racket-index

procedure

(load-collections-xref [on-load])  xref?

  on-load : (-> any/c) = (lambda () (void))
Like load-xref, but automatically find all cross-reference files for manuals that have been installed with raco setup.