#lang scheme (provide (all-defined-out)) (define init-allocator #f) (define gc:deref #f) (define gc:alloc-flat #f) (define gc:cons #f) (define gc:first #f) (define gc:rest #f) (define gc:set-first! #f) (define gc:set-rest! #f) (define gc:cons? #f) (define gc:flat? #f)