Anotra

this should be good. I can fix the concord-once goto bug here as well, or not?... also, one thing I'm not sure of, does log_conf need a singular lock or...

Feel free to merge whenever, you know it's good.

according to https://curl.se/libcurl/c/curl_multi_socket_action.html you should call `6. Call [curl_multi_socket_action](https://curl.se/libcurl/c/curl_multi_socket_action.html)(..., CURL_SOCKET_TIMEOUT, 0, ...) to kickstart everything. To get one or more callbacks called.` instead of 0, which is a legitimate file...

I've looked though the code, it's not fully featured, and contains some serious flaws. If you want to support windows threads, I'd look into something such as this https://github.com/GerHobbelt/pthread-win32 first.