callback           25 ext/-test-/debug/inspector.c     return rb_debug_inspector_open(callback, NULL);
callback          260 ext/fiddle/closure.c     result = ffi_prep_closure_loc(pcl, cif, callback,
callback          263 ext/fiddle/closure.c     result = ffi_prep_closure(pcl, cif, callback, (void *)self);
callback         2334 gc.c               each_obj_callback *callback;
callback         2358 gc.c           	if ((*args->callback)(pstart, pend, sizeof(RVALUE), args->data)) {
callback         2421 gc.c               args.callback = callback;
callback         2436 gc.c               args.callback = callback;
callback         5173 gc.c               eo_args.callback = verify_internal_consistency_i;
callback          349 transcode.c                callback((const char *)val, enc, --depth, arg);