https://github.com/warmcat/libwebsockets/issues/989
/**
* lws_callback_on_writable_all_protocol() - Request a callback for all
- * connections on same vhost using the given protocol when it
+ * connections using the given protocol when it
* becomes possible to write to each socket without
* blocking in turn.
*
/**
* lws_callback_on_writable_all_protocol_vhost() - Request a callback for
- * all connections using the given protocol when it
- * becomes possible to write to each socket without
+ * all connections on same vhost using the given protocol
+ * when it becomes possible to write to each socket without
* blocking in turn.
*
* \param vhost: Only consider connections on this lws_vhost