mkdir ~parents:true (Filename.dirname downloadname);
match (resource_type, Lazy.force Http_getter_env.cache_mode) with
| `Normal, `Normal | `Gzipped, `Gzipped ->
mkdir ~parents:true (Filename.dirname downloadname);
match (resource_type, Lazy.force Http_getter_env.cache_mode) with
| `Normal, `Normal | `Gzipped, `Gzipped ->