file_load
|| !OSSL_STORE_LOADER_set_load(loader_attic, file_load)
static OSSL_FUNC_store_load_fn file_load;
{ OSSL_FUNC_STORE_LOAD, (void (*)(void))file_load },
static int file_load(char *filename, vm_offset_t dest, struct preloaded_file **result);
err = file_load(filename, loadaddr, &fp);