(define-public _wlr-backend-autocreate (foreign-library-function *lib-wlroots* "wlr_backend_autocreate" #:return-type '* #:arg-types (list '* '*))) (define-public wlr-backend-autocreate (lambda* (loop #:optional (session-ptr %null-pointer)) (_wlr-backend-autocreate loop session-ptr)))